Question

.If n(AxB)=28 and n(A)=4 then n(B) is____

Answer 1

Answer:

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Step-by-step explanation:

answer is

4

Answer 2

Answer:

n(B)=7

Step-by-step explanation:

n(a)=4

n(b)=?

n(A×b)

4×b=28

b=28/4

b=7

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