If a : b = 4 : 7 and b : c = 5 : 6, than a : b : c =?

There are 8 job applicants sitting, in waiting room, 4 women and 4 men. If two of the applicants are selected...

How many tiles each 1 foot square are necessary to form a 1 foot border around the inside of a room 24 feet by...

A triangle has a base x and an altitude y. A second triangle has a base twice the altitude of the first triang...

A 60-gallon tank is 60% full of water. If 50% of the water is poured in a 90-gallon tank, what percent of the...

Pasha is paid an hourly rate of Tk. 11 with overtime at 1.5 times the hourly rate for any hours in excess of 4...

Today Jim is twice as old as Fred and Sam is 2 years younger than Fred. Four years ago Jim was 4 times as Sam....