Ihave a figure . it has a base of 4 feet width is 4 feet and length of 12 feet what is the area

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

In priyas math class there are 10 boys and 15 girls. what is the ratio of boys to girls in priyas math class? express your answer as a decimal