It takes arman 48 minutes to mow 4 lawns. assuming the lawns are the same size and arman works at the same speed, about how long will it take him to mow 7 lawns?

Which equation expression the relationship between the number of boxes b and the number of cans c and the proportion is 48

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

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?