Computations

What is the value of the 6 in 7 685?

• 6000

• 600

• 60

• 6

Tags

CCSS.4.NBT.A.1

Which of the following is a composite number?

• 19

• 51

• 47

• 31

Tags

CCSS.4.OA.B.4

A prime number greater than 21 and less than 28 is

• 21

• 23

• 25

• 27

Tags

CCSS.4.OA.B.4

The highest common factor (H.C.F.) of 8, 16 and 20 is

• 2

• 4

• 6

• 8

Which of the following statements is TRUE?

• 6 x 6 > 9 x 4

• 3 x 8 > 6 x 10

• 2 x 7 > 15 - 3

• 5 x 7 > 4 x 8

Tags

CCSS.5.NF.B.5A

The difference between two numbers is 85. The smaller is 237. What is the larger number?

• 152

• 312

• 322

• 125

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Question 7 refers to the sequence:
5, 9, 13, 17,  [x] . . .

The missing number [x] can be obtained by computing:

• 4 x 5 + 1

• 4 x 5 - 1

• 4 x 6 + 1

• 4 x 4 + 1

Tags

CCSS.5.OA.B.3

Light M flashes every 4 minutes. Light N flashes every 10 minutes. If the lights flashed together at 6:00 a.m., at what time would they next flash together?

• 6:10am

• 6:14am

• 6:20am

• 6:40am

 $\frac{2}{6}+\frac{3}{6}=$  

•  $\frac{5}{12}$  

•  $\frac{6}{12}$  

•  $\frac{6}{36}$  

•  $\frac{5}{6}$  

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What fraction of an hour is 45 minutes?

• $\frac{1}{4}$

• $\frac{1}{2}$

• $\frac{3}{12}$

• $\frac{3}{4}$

Tags

CCSS.4.NF.C.6