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A headmaster contributes 7% of his income into a fund and his wife contributes 4...

Question

A headmaster contributes 7% of his income into a fund and his wife contributes 4% of her income. If the husband earns ₦5,500 per annum and the wife earns ₦4,000 per annum, find the sum of their annual contribution to the fund.

A) ₦1,045

B) ₦605

C) ₦545

D) ₦490

Dicussion (1)

• Delight

$$(\cfrac{7}{100}\times5500)+(\cfrac{4}{100}\times4000)$$
$$(385)+(160)$$
=545 (D)