sm 4

87 1/2 % = ____________________ common fraction

• 7/8

• 3/4

• 5/6

• 4/5

Answer explanation

To convert 87 1/2% to a fraction, first express it as 87.5%. This is equivalent to 87.5/100, which simplifies to 7/8 when divided by 12.5. Thus, the correct answer is 7/8.

The ratio of ounces in 1 pint to 1 quart is ___________

• 1:2

• 2:1

• 1:4

• 4:1

Answer explanation

There are 16 ounces in 1 pint and 32 ounces in 1 quart. The ratio of ounces in 1 pint to 1 quart is 16:32, which simplifies to 1:2. Therefore, the correct answer is 1:2.

44/9 % of 6299 = ________________________________

• 3082

• 3072

• 3120

• 2990

Answer explanation

To find 44/9% of 6299, first convert the percentage to a decimal: 44/9% = 44/900. Then, calculate (44/900) * 6299 = 3082. Thus, the correct answer is 3082.

16^2 = ___________________________________________

• 256

• 196

• 128

• 144

Answer explanation

16^2 means 16 multiplied by itself. Calculating this gives 16 x 16 = 256. Therefore, the correct answer is 256.

• 64

• 16

• 12

• 81

The volume of a cube with side 4-cm is _________ cm^3

• 64

• 16

• 32

• 48

Answer explanation

The volume of a cube is calculated using the formula V = side^3. For a cube with a side of 4 cm, V = 4^3 = 64 cm^3. Therefore, the correct answer is 64.

The perimeter of a rectangle with sides 11-m and 19-m is ________________________________ m

• 60

• 55

• 50

• 45

Answer explanation

The perimeter of a rectangle is calculated using the formula P = 2(length + width). Here, P = 2(11 + 19) = 2(30) = 60 m. Therefore, the correct answer is 60 m.

If 15 + x = 36, then x = ___________________________

• 21

• 19

• 15

• 31

Answer explanation

To solve for x in the equation 15 + x = 36, subtract 15 from both sides. This gives x = 36 - 15, which simplifies to x = 21. Therefore, the correct answer is 21.

9/10 - 3/5 = ____________________________

• 3/10

• 6/5

• 1/2

• 9/5

Answer explanation

To solve 9/10 - 3/5, convert 3/5 to a fraction with a denominator of 10: 3/5 = 6/10. Now, 9/10 - 6/10 = 3/10. Thus, the correct answer is 3/10.

6 1/3 × 6 2/3 = ____________________ (mixed number)

• 44 4/9

• 40 2/3

• 42 1/6

• 45 1/3

Answer explanation

To multiply mixed numbers, convert them to improper fractions: 6 1/3 = 19/3 and 6 2/3 = 20/3. Then, multiply: (19/3) × (20/3) = 380/9. Convert 380/9 to a mixed number: 44 4/9. Thus, the answer is 44 4/9.