Question

Natalie budgets $146 for yoga training. She buys a yoga mat for $10 and pays $9 per yoga class. Which inequality represents the number of classes, c, that Natalie can take and stay within her budget?

A. 146 ≤ 9c + 10
B. 146 ≥ 9c + 10
C. 146 ≤ 10c + 9
D. 146 ≥ 10c + 9
Help please many points

Answer 1

The first thing we must do for this case is to define variables:

d = number of days

We then have the following inequality that represents the problem:

9d + 10 <= 146

Answer:

An inequality that represents the number of days, on which Natalie can take classes is:

9d + 10 <= 146

Explanation:

Answer 2

B. 146 ≥ 9c + 10