A car averages 25 miles per gallon of gasoline when driven in the city and 40 miles per gallon when driven on the highway. According to these rates, which of the following is closest to the number of miles per gallon that the car average when it is driven 10 miles in the city and then 60 miles on the highway?

Annie invested a certain sum of money in a bank that paid simple interest. The amount grew to Tk 240 at the en...

In what ratio should a 20% methyl alcohol solution be mixed with a 50% methyl alcohol solution so that the res...

A cube of side 5 cm is painted on all its side. If it is sliced into 1 cubic centimeter cubes, how many 1 cubi...

Moyna has n chocolates, where n is an integer such that 20

In how many ways can Annie, Bushra, Camelia, Don, Elina and Farzana be seated if Annie and Bushra cannot be se...

If a and b are integers greater than 100 such that a+b=300, which of the following could be the exact ratio of...