On tuesday, 40 students visited the store and purchased felt tip pens. 27 students purchased blue ones and 20 students purchased red ones. how many students purchased both blue and red pens?

What is the measure of a right Angle

Fine the mean of the data set: 9 4 7 3 10 9 A. 6 B. 7 C. 8 D. 9 Find the median of the data set: 9 6 7 3 10 9 A. 6 B. 7 C. 8 D. 9 find the mode of the data set: 9 6 7 3 10 9 A. 6 b. 7 c. 8 d. 9 find the range of the data set: 7 12 15 4 23 15 25 9 a.

Asif spent $745.10 on 13 new file cabinets for his office. Small file cabinets cost $43.50 and large file cabinets cost $65.95. Write and solve a system of equations to find the number of small cabinets and large cabinets he purchased.

27 miles per gal into kilometers per liter

Which expression correctly represents "twice the sum of four and a number"?

Tanya has a rectangular plot of land in her backyard where she is building a dog house. The area of the rectangular plot of land is 9/16 of a square yard, and the width is 5/8 of a yard. What is the length, in yards, of the rectangular plot of land?

How do you change 126/9 to a mixed number

Find the value of 88 a. 2 b. 92 c. 180 d. 88

Bob drove 864 miles in 12 hours. At the same rate, how long would it take him to drive 648 miles?

What is 2x10 + 3 x 1/10 + 9/100 + 7 x 1/000