Math Video Quiz

What is the identity property of multiplication?

• Multiplying any number by zero results in zero.

• Multiplying any number by one results in the same number.

• Multiplying any number by itself results in one.

• Multiplying any number by two results in double the number.

What is the product of four-fifths and nine-eighths?

• One-half

• Nine-tenths

• Four-fifths

• One-third

If a postcard has an area of 54 square inches, what could be its dimensions if the length is 1.5 times the width?

• 4 inches by 6 inches

• 10 inches by 15 inches

• 8 inches by 12 inches

• 6 inches by 9 inches

Which of the following is a true statement about the dimensions of a postcard enlargement?

• The length is one and a half times the width.

• The length and width are equal.

• The width is always greater than the length.

• The length is always twice the width.

What fraction of the girls in the class have long brown hair?

• Four-fifths

• Three-fifths

• One-third

• One-fifth

What fraction of the girls with long brown hair have green eyes?

• One-third

• Four-fifths

• Three-fifths

• One-fifth

How do you calculate the area of a room using an area model?

• By adding the length and width

• By multiplying the length and width

• By subtracting the width from the length

• By dividing the length by the width

If Doreen lives three-quarters of a mile from the library, how far does Sheila live if she is one-third as far?

• One-quarter mile

• Half a mile

• Three-quarters of a mile

• One mile

How many multiple-choice questions did Tanika get correct if she answered nine-tenths of them correctly out of 20?

• 16

• 15

• 18

• 20

How many true-false questions did Tanika get correct if she answered four-fifths of them correctly out of 10?

• 7

• 6

• 8

• 10