Mathematical way of figuring out how many friday the 13ths there are in a year

Jim has 5 jars of water each day he drinks 1/8 of 1 jar how many days can jim drink water for?

What is the product of the sum of 8 + 5 and the difference of 8 and 5

Which equation represents a proportional relationship? a. y=-5 (x+1) b. y = 5x + 1 c. y=-x d. y=15x

How can you determine the relationship between corresponding terms? Give an example.

12. The circumference of a quarter is about 76 mm. What is the area? Round to the nearest tenth.

Write a repeating decimal as a fraction in simplest form.

Edin has £300 in his savings account. His bank offers him a fixed 5% simple interest rate per annum, for a period of 3 years. How much interest will he have earnt after 3 years?

He is driving a truck traveling 45 mph and Adriana is riding a train traveling 60 mph. They both cover the same distance, and Jayden travels 2 hours longer than Adriana. How many hours did each person travel?

Explain how using equivalent ratios is like adding fractions with unlike denominators

A van has 6 students and 2 teachers how many vans are needed for a total of 48 students and 16 teachers