7th Grade Math MCA Review: Item Sampler MCA Series III

Front

What is the result of -3 + 4?

Back

1

Front

What is the opposite of -2 on a number line?

Back

2

Front

Back

The distance k units from 0

Front

If a map scale is 1.5cm = 25 miles, how far apart are two cities that are 190 miles apart on the map?

Back

11.4 cm

Front

If a spinner is divided into 8 equal sections and lands on purple 30 times out of 120 spins, how many more spins are needed for the relative frequency to equal the theoretical probability?

Back

24

Front

Define the term 'opposite' in mathematics.

Back

The opposite of a number is its additive inverse, meaning it is the same distance from zero but in the opposite direction.

Front

What is the theoretical probability of landing on purple in a spinner divided into 8 equal sections?

Back

Front

How do you calculate the distance between two points on a number line?

Back

Subtract the smaller number from the larger number.

Front

What is the formula for calculating the scale on a map?

Back

Scale = Distance on map / Actual distance.

Front

What is the concept of relative frequency?

Back

Relative frequency is the ratio of the number of times an event occurs to the total number of trials.