The diameter and length of a roller is 120cm and 84cm respectively. To level the ground, 200 rotations of the roller are required. Find the expenditure to level the ground at the rate of $10
per sq. m ?

Anew shopping mall is gaining in popularity. every day since it opened, the number of shoppers is 5% more than the number of shoppers the day before. the total number of shoppers over the first 10 days is 1258 how many shoppers were on the first day?

Maurice has 54 fewer comic books than rebecca. they have 130 comic books together .how many comic books are in maurices collection ? how many comic books are in rebeccas collection

2/3(-6y+9x) expand each expression using the distributive property