Math Problem Solver

The questions presented are multiple choice questions. Each of the questions below has four (4) alternatives. Select the most correct alternative for each of the questions/statements in the answer block provide.

1. What is the percentage decrease from 90 to 63? (2)

A. 29%

B. 30%

C. 43%

D. 70%

2. If a fraction has the numerator greater than the denominator, this is called a(n) (2)

A. Improper fraction

B. Proper fraction

C. Mixed fraction

D. Reciprocal of a Fraction

3. Express the number 20,000 in scientific notation. (2)

A. 2 × 103

B. 2 × 104

C. 2 × 10-5

D. 2 × 10-4

4. A shipment of 22,000 kg of goods needs to be loaded onto a cargo ship. After the first day, 8,800 kg of goods are loaded. Calculate the percent of the completed job and the percentage of the remaining job. (2)

A. 35% completed, 65% remaining.

B. 40% completed, 60% remaining.

C. 45% completed, 55% remaining.

D. 60% completed, 40% remaining.

5. Which of the following is an example of a quantitative, continuous variable? (2)

A. The number of pets someone owns.

B. The type of car someone drives.

C. The height of a basketball player.

D. The colour of a person's hair.