Amina bought an air cooler for a aed 3300 including vat of 5% find the price of the air cooler before vat was added

Anne is twice as old as bill, and bill is 3 years older than christie. the sum of anne s and christie s ages equal 72. find their age difference.?

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

If a baby uses 15 diapers in 2 days, how many diapers will the baby use in a year?