Percent Increase and Decrease

Question 2 of 10 • * SY2025-26 - 1205040 M/J Grade 7 Mathematics Sem 1 CR

Mara found the length of time of an investment. The principal of the investment was $4,300, the interest rate was 6.2 percent, and the interest was $2,666. Mara made an error in her work.What was Mara’s error?

Answer

Mara did not substitute the values from the problem into the formula correctly.

Mara did not multiply correctly.

Mara did not divide correctly.

Mara divided when she should have multiplied.

Applications of Percent

Finding a Percent of a Number

Applications of Percent