OAR OAR Math Skills 5

Question 1

What is the least common multiple (LCM) of 8 and 12?

Accepted Answer

24

Answer

16

Answer

20

Answer

48

Question 2

A car uses 5 gallons of gas to travel 175 miles. How many miles can it travel on 8 gallons?

Accepted Answer

280 miles

Answer

240 miles

Answer

270 miles

Answer

300 miles

Question 3

Solve the inequality: 2x − 4 > 10

Accepted Answer

x > 7

Answer

x > 3

Answer

x > 5

Answer

x > 6

Question 4

What is 15% of 320?

Accepted Answer

48

Answer

42

Answer

45

Answer

56

Question 5

A right triangle has legs of 9 and 12. What is the length of the hypotenuse?

Accepted Answer

15

Answer

13

Answer

14

Answer

16

Question 6

What is the value of |−18| + |5|?

Accepted Answer

23

Answer

13

Answer

−13

Answer

−23

Question 7

A number is increased by 25% and the result is 100. What was the original number?

Accepted Answer

80

Answer

75

Answer

78

Answer

85