The formula for simple interest I is I = Prt. Solve the formula for the interest rate r. What is the interest rate r if the principal P is $1500, the time t is 2 years, and the interest earned I is $90?

Which is closer to 2400 rounded to the nearest 100 2,493 or 2,353

What is the coefficient of the term 13a in the expression 13a + 6b

Ex 1) A population of 422, 000 increases by 12% each year. What is the population after years.

Convert 53/6 to a mixed number.

A stem-and-leaf plot shows the shape of data but not individual values true or false

Reagan surveyed a number of her classmates about what time they usually go to bed. Of the fifteen classmates she asked, three said 9 p. m. What percent of the students is this?

Do 8:14 and 20:35 form a proportion

You make a large bowl of salad to share with your friends. Your brother eats 1/3 of it before they come over. a. You want to divide the leftover salad evenly among 6 friends. What expression describes the situation? b.

How many times does 7 go into 48

She has 4 pink bracelets. One third of all her bracelets are pink. How many bracelets does she have?