A store sells 5 bananas for $1.80. How much will 9 bananas cost?

225/100 of last years cost. write each fraction as a decimal and as a percent

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?

Julie buys 2kg of apples and 7kg of pears ? 12.70. the pears cost ? 1.30 per kilogram what is the price per kilogram of the apples? show your working out