MCAS5 Reviewer_2nd Trimester

Which of the following statements are incorrect?

• All numbers multiplied by 0.01 are all equal to 1.

• All numbers multiplied by 0.01 are equal to the number itself.

• When a number is multiplied by 100, the product is greater than the number itself.

• When a number is multiplied by 100, the product is less than the number itself.

What is 123 × 0.01?

• 12 300

• 1 230

• 12.3

• 1.23  

Which equation will result in 12.34?

• 1.234 × 100 = n

• 123.4 × 10 = n

• 1.234 × 0.01 = n

• 123.4 × 0.1 = n

Which of the following equations has the greatest product?

• 0.1 × 1 234 = n

• 0.01 × 6 789 = n

• 10 × 234.5 = n

• 100 × 12.345 = n

How many times will we move the decimal point in the divisor to make it a whole number?

 123.456 ÷ 0.789 = n

• once

• twice

• thrice

• 4 times

How many 0.01s are there in 12.3?

• 12.3

• 0.123

• 1 230

• 1.23  

What is twice the quotient of 234 and 100?

• 2.34

• 4.68

• 23 400

• 46 800

Which comparison symbol will make the statement correct?

        45.675 ÷ 0.1  _________ 897.65÷ 10

• <

• >

• =

• ≈

Which of the following statements are correct?

• 100% is equal to 100.

• Percent is a number or ratio expressed as a fraction of 100.

• A percentage may be less than, equal to, or greater than the base.

• The base is always equal to 100%.

What is unknown in the question below?

 “What percent of 80 is 4?”

• base

• rate

• ratio

• percentage