Answered

7.) A question paper has two parts A and B, each containing 5 questions. If a student needs to choose 3 from part A and 2 from part B, in how many ways can he do that?​

Sagot :

Naomicharis42viz

Answer:

Correct option is A)

No. of questions in part A=10

No. of questions in part B=10

A student has to choose 8 from part A and 5 from part B

Required number of ways =(

10

C

8

×

10

C

5

)=(

10

C

2

×

10

C

5

)=45×252=11340

Step-by-step explanation:

Correct me if im wrong