Evaluate 15 ÷ 3 • (-2) + |-10| 0 15/2 -20

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2

42. if 20 men can eat 200 kg of wheat in 40 days, then 10 men can eat 300 kg of wheat in how many days? a) 120 days b) 60 days c) 80 days d) none of these