i-Ready Diagnostic Test Problem-Solving Skills 5

Question 1

A map uses a scale of 1 inch = 50 miles. Two cities are 3.5 inches apart on the map. What is the actual distance?

Accepted Answer

175 miles

Answer

3.5 × 50 = 175 miles.

Question 2

If a triangle has angles of 45° and 75°, what is the measure of the third angle?

Accepted Answer

60°

Answer

Angles in a triangle sum to 180°; 180 − 45 − 75 = 60°.

Question 3

Anna has $5.75. She earns $8.50 more babysitting. She then spends $4.25. How much does she have now?

Accepted Answer

$10.00

Answer

$5.75 + $8.50 = $14.25; $14.25 − $4.25 = $10.00.

Question 4

Which of the following fractions is equivalent to 0.6?

Accepted Answer

3/5

Answer

0.6 = 6/10, which simplifies to 3/5.

Question 5

A runner completes a 5-km race in 25 minutes. What is her average speed in km per minute?

Accepted Answer

0.2 km/min

Answer

5 ÷ 25 = 0.2 km per minute.

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