NSCAS Math 7 Review #1

Front

What is the best estimate for the total cost of 12 songs at $1.09 each?

Back

12 x $1 = $12

Front

Evaluate the expression 2g + h when g = 3.5 and h = 7.

Back

14

Front

What is the area of a rectangle with dimensions that yield 92 square inches?

Back

92 square inches

Front

If a store sells a product for 15% more than the purchase price of $120, what is the selling price?

Back

$138

Front

What inequality represents the time Sam could achieve to meet his goal of running in 5 minutes or less?

Back

t ≤ 5

Front

What is the formula for calculating the total cost when buying multiple items?

Back

Total Cost = Number of Items x Price per Item

Front

How do you calculate a percentage increase?

Back

Percentage Increase = (New Value - Original Value) / Original Value x 100

Front

What does the variable 't' represent in the context of inequalities?

Back

't' represents the time Sam could achieve.

Front

What is the value of 'g' in the expression 2g + h if g = 3.5?

Back

g = 3.5

Front

What is the first step in solving the equation 2g + h = ?

Back

Substitute the values of g and h into the equation.