C\u00e1c hi\u1ec7u bu\u00f4n b\u00e1n h\u00e0ng cho kh\u00e1ch \u0111\u1ed3ng th\u1eddi ph\u1ea3i nh\u1eadn h\u00e0ng t\u1eeb c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t, nh\u00e0 m\u00e1y ho\u1eb7c mua t\u1eeb c\u00e1c c\u1eeda hi\u1ec7u kh\u00e1c. Th\u00f4ng th\u01b0\u1eddng khi bu\u00f4n b\u00e1n m\u1ed9t ki\u1ec7n h\u00e0ng, ngo\u00e0i m\u1ee5c \u0111\u00edch thu h\u1ed3i v\u1ed1n c\u00f2n c\u00f3 m\u1ee5c \u0111\u00edch thu v\u1ec1 m\u1ed9t m\u00f3n ti\u1ec1n l\u00e3i n\u00e0o \u0111\u00f3. V\u1edbi m\u1ed7i hi\u1ec7u bu\u00f4n, vi\u1ec7c nh\u1eadp h\u00e0ng th\u01b0\u1eddng th\u1ef1c hi\u1ec7n \u0111\u1ecbnh k\u00ec trong t\u1eebng kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh (v\u00ed d\u1ee5 trong th\u1eddi h\u1ea1n m\u1ed9t th\u00e1ng). N\u1ebfu m\u1ed9t l\u1ea7n nh\u1eadp qu\u00e1 \u00edt h\u00e0ng ho\u00e1 th\u00ec s\u1ebd thi\u1ebfu h\u00e0ng b\u00e1n v\u00e0 s\u1ebd b\u1ecf l\u1ee1 c\u01a1 h\u1ed9i thu l\u00e3i. Tr\u00e1i l\u1ea1i n\u1ebfu l\u01b0\u1ee3ng h\u00e0ng nh\u1eadp v\u00e0o qu\u00e1 l\u1edbn th\u00ec h\u00e0ng kh\u00f4ng k\u1ecbp b\u00e1n h\u1ebft s\u1ebd g\u00e2y n\u00ean t\u00ecnh tr\u1ea1ng th\u1eeba \u1ee9 h\u00e0ng v\u00e0 g\u00e2y t\u1ed5n th\u1ea5t cho c\u1eeda h\u00e0ng. V\u00ec v\u1eady vi\u1ec7c c\u1eeda h\u00e0ng nh\u1eadn l\u01b0\u1ee3ng h\u00e0ng nhi\u1ec1u \u00edt c\u00f3 li\u00ean quan m\u1eadt thi\u1ebft v\u1edbi kh\u1ea3 n\u0103ng ti\u00eau th\u1ee5 h\u00e0ng ho\u00e1 trong m\u1ed9t kho\u1ea3ng th\u1eddi gian. Th\u1ebf nh\u01b0ng m\u1ee9c \u0111\u1ed9 ti\u00eau th\u1ee5 h\u00e0ng ho\u00e1 l\u1ea1i kh\u00f4ng do c\u00e1c ch\u1ee7 hi\u1ec7u bu\u00f4n b\u00e1n quy\u1ebft \u0111\u1ecbnh, kh\u1ea3 n\u0103ng ti\u00eau th\u1ee5 h\u00e0ng ho\u00e1 l\u00e0 m\u1ed9t \u0111\u1ea1i l\u01b0\u1ee3ng kh\u00f4ng x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c m\u00e0 ch\u1ec9 c\u00f3 th\u1ec3 \u01b0\u1edbc l\u01b0\u1ee3ng. V\u1eady c\u00e1c c\u1eeda hi\u1ec7u ph\u1ea3i nh\u1eadp l\u01b0\u1ee3ng h\u00e0ng bao nhi\u00eau th\u00ec \u0111\u1ea1t \u0111\u01b0\u1ee3c l\u1ee3i nhu\u1eadn t\u1ed1i \u0111a?<\/p>\n\n\n\n
Ch\u00fang ta s\u1ebd gi\u1ea3i \u0111\u00e1p c\u00e2u h\u1ecfi n\u00e0y qua m\u1ed9t v\u00ed d\u1ee5 c\u1ee5 th\u1ec3 d\u01b0\u1edbi \u0111\u00e2y: M\u1ed9t c\u1eeda h\u00e0ng th\u1eddi trang chu\u1ea9n b\u1ecb nh\u1eadp m\u1ed9t l\u00f4 h\u00e0ng v\u1ec1 \u0111\u1ec3 b\u00e1n.<\/p>\n\n\n\n
Khi bu\u00f4n b\u00e1n th\u1ecbnh v\u01b0\u1ee3ng, m\u1ed7i ki\u1ec7n h\u00e0ng b\u00e1n \u0111\u01b0\u1ee3c s\u1ebd thu v\u1ec1 50 \u0111\u1ed3ng ti\u1ec1n l\u00e3i. Khi th\u1eddi v\u1ee5 qua \u0111i, \u0111\u1ec3 tr\u00e1nh vi\u1ec7c l\u00e0m ch\u1eadm chu chuy\u1ec3n v\u1ed1n, \u0111\u1ecdng v\u1ed1n, ng\u01b0\u1eddi ta kh\u00f4ng th\u1ec3 kh\u00f4ng gi\u1ea3m gi\u00e1 b\u00e1n; ngo\u00e0i ra c\u00f2n ph\u1ea3i t\u00ednh \u0111\u1ebfn hao ph\u00ed do b\u1ea3o qu\u1ea3n, l\u01b0u kho, \u01b0\u1edbc l\u01b0\u1ee3ng m\u1ed7i ki\u1ec7n h\u00e0ng c\u00f3 th\u1ec3 b\u1ecb l\u1ed7 10 \u0111\u1ed3ng. Tr\u01b0\u1edbc khi nh\u1eadp h\u00e0ng, c\u1eeda h\u00e0ng ph\u1ea3i l\u00e0m m\u1ed9t cu\u1ed9c \u0111i\u1ec1u tra v\u00e0 \u01b0\u1edbc l\u01b0\u1ee3ng kh\u1ea3 n\u0103ng c\u00f3 th\u1ec3 b\u00e1n \u0111\u01b0\u1ee3c 40-50 ki\u1ec7n h\u00e0ng. C\u1ee5 th\u1ec3 kh\u1ea3 n\u0103ng c\u00f3 th\u1ec3 b\u00e1n h\u00e0ng nh\u01b0 sau:<\/p>\n\n\n\n
\u0110\u1ec3 c\u1eeda h\u00e0ng nh\u1eadn \u0111\u01b0\u1ee3c l\u1ee3i nhu\u1eadn t\u1ed1i \u0111a, c\u1ea7n ph\u1ea3i nh\u1eadp bao nhi\u00eau h\u00e0ng?<\/p>\n\n\n\n
Gi\u1ea3 s\u1eed x l\u00e0 s\u1ed1 ki\u1ec7n h\u00e0ng c\u1ea7n nh\u1eadp, \u0111\u01b0\u01a1ng nhi\u00ean l\u00e0 x ph\u1ea3i trong kho\u1ea3ng 40 – 50 ki\u1ec7n. N\u1ebfu x < 40 th\u00ec t\u1ea5t nhi\u00ean s\u1ebd \u0111\u01b0a \u0111\u1ebfn t\u00ecnh tr\u1ea1ng thi\u1ebfu h\u00e0ng \u0111\u1ec3 b\u00e1n. N\u1ebfu x > 50 c\u00f3 th\u1ec3 \u0111\u01b0a \u0111\u1ebfn s\u1ef1 th\u1eeba \u1ee9 h\u00e0ng. C\u1ea3 hai tr\u01b0\u1eddng h\u1ee3p \u0111\u1ec1u kh\u00f4ng n\u00ean. D\u01b0\u1edbi \u0111\u00e2y ta s\u1ebd x\u00e9t c\u00e1c tr\u01b0\u1eddng h\u1ee3p c\u1eeda h\u00e0ng nh\u1eadn x ki\u1ec7n h\u00e0ng trong kho\u1ea3ng t\u1eeb 40 – 50 v\u00e0 t\u00ednh to\u00e1n l\u1ee3i nhu\u1eadn b\u00ecnh qu\u00e2n m\u00e0 c\u1eeda h\u00e0ng nh\u1eadn \u0111\u01b0\u1ee3c t\u01b0\u01a1ng \u1ee9ng. Khi x = 40 h\u00e0ng b\u00e1n h\u1ebft v\u00e0 kh\u00f4ng h\u1ec1 b\u1ecb th\u1eeba \u1ebf, l\u1ee3i t\u1ee9c m\u00e0 c\u1eeda h\u00e0ng nh\u1eadn \u0111\u01b0\u1ee3c s\u1ebd l\u00e0: 50 \u0111\u1ed3ng x 40 = 2000 \u0111\u1ed3ng<\/p>\n\n\n\n
N\u1ebfu x = 41, th\u00ec kh\u1ea3 n\u0103ng b\u00e1n \u0111\u01b0\u1ee3c h\u1ebft l\u00e0 40, th\u1eeba 1 ki\u1ec7n v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng 1-5% = 95% b\u00e1n h\u1ebft to\u00e0n b\u1ed9 v\u00e0 kh\u00f4ng c\u00f3 t\u00ecnh tr\u1ea1ng \u1ebf h\u00e0ng. V\u00ec v\u1eady l\u1ee3i nhu\u1eadn b\u00ecnh qu\u00e2n s\u1ebd l\u00e0: (50 x 40 – 10 x 1) x 5% + (50 + 41) x 95% = 2047\u0111\u1ed3ng<\/p>\n\n\n\n
Khi x = 42 c\u00f3 5% b\u00e1n h\u1ebft 40 ki\u1ec7n v\u00e0 \u1ebf hai ki\u1ec7n, c\u00f3 7% b\u00e1n h\u1ebft 41 ki\u1ec7n th\u1eeba m\u1ed9t ki\u1ec7n, c\u00f2n l\u1ea1i th\u00ec c\u00f3 kh\u1ea3 n\u0103ng b\u00e1n h\u1ebft h\u00e0ng v\u00e0 kh\u00f4ng \u1ebf ki\u1ec7n n\u00e0o. Kh\u1ea3 n\u0103ng b\u00e1n h\u1ebft h\u00e0ng l\u00e0 – 5% – 7% = 88%. V\u00ec v\u1eady l\u1ee3i nhu\u1eadn b\u00ecnh qu\u00e2n thu \u0111\u01b0\u1ee3c s\u1ebd l\u00e0: (50 x 40 – 10 x 2) x 5% + (50 x 41 – 10 x 1) x 7% + (50 x 42) x 88% = 2089,8 \u0111\u1ed3ng.<\/p>\n\n\n\n
B\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y tr\u00ecnh b\u00e0y k\u1ebft qu\u1ea3 t\u00ednh to\u00e1n l\u1ee3i nhu\u1eadn khi s\u1ed1 ki\u1ec7n h\u00e0ng nh\u1eadp v\u00e0o t\u1eeb 40 – 50.<\/p>\n\n\n\n
T\u1eeb k\u1ebft qu\u1ea3 t\u00ednh to\u00e1n cho th\u1ea5y khi c\u1eeda hi\u1ec7u nh\u1eadp 48 ki\u1ec7n h\u00e0ng th\u00ec s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c l\u1ee3i nhu\u1eadn t\u1ed1i \u0111a.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
C\u00e1c hi\u1ec7u bu\u00f4n b\u00e1n h\u00e0ng cho kh\u00e1ch \u0111\u1ed3ng th\u1eddi ph\u1ea3i nh\u1eadn h\u00e0ng t\u1eeb c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t, nh\u00e0 m\u00e1y ho\u1eb7c mua t\u1eeb c\u00e1c c\u1eeda hi\u1ec7u kh\u00e1c. Th\u00f4ng th\u01b0\u1eddng khi bu\u00f4n b\u00e1n m\u1ed9t ki\u1ec7n h\u00e0ng, ngo\u00e0i m\u1ee5c \u0111\u00edch thu h\u1ed3i v\u1ed1n c\u00f2n c\u00f3 m\u1ee5c \u0111\u00edch thu v\u1ec1 m\u1ed9t m\u00f3n ti\u1ec1n l\u00e3i n\u00e0o \u0111\u00f3. V\u1edbi m\u1ed7i hi\u1ec7u […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15,9],"tags":[],"class_list":["post-7619","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-toan-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/7619","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=7619"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/7619\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=7619"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=7619"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=7619"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}