# Calculus

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Harry has 3 sisters amd 5 brothers. His sister Harriet has a S sisters and B brothers. What is the product of S and B?

(A) 8
(B) 10
(C) 12
(D) 15
(E) 18

• Calculus -

Harriet must have 2 sisters and 5 brothers. 2 * 5 = ?

• Calculus -

a).8

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