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The buyer of a certain robotic toy must choose 3 of 5 option

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The buyer of a certain robotic toy must choose 3 of 5 option [#permalink] New post 11 Jul 2018, 09:46
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The buyer of a certain robotic toy must choose 3 of 5 optional motions and 5 of 6 optional accessories. How many different combinations of motions and accessories are available to the buyer?


A. 14

B. 15

C. 19

D. 30

E. 60
[Reveal] Spoiler: OA

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Re: The buyer of a certain robotic toy must choose 3 of 5 option [#permalink] New post 13 Jul 2018, 05:37
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Carcass wrote:
The buyer of a certain robotic toy must choose 3 of 5 optional motions and 5 of 6 optional accessories. How many different combinations of motions and accessories are available to the buyer?


A. 14

B. 15

C. 19

D. 30

E. 60



Given: choose 3 of 5 optional motions AND 5 of 6 optional accessories

we get 5c3 * 6c5

=> 10 * 6 = 60.

E.
Re: The buyer of a certain robotic toy must choose 3 of 5 option   [#permalink] 13 Jul 2018, 05:37
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The buyer of a certain robotic toy must choose 3 of 5 option

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