Is 8/6 and 20/15 equivalent ratios

The grades on the last history exam had a mean of 75%. Assume the population of grades on history exams is known to be normally distributed with a standard deviation of 7. What percent of students earn a score between 70% and 82%?

Emma has 7 bottles: 3 bottles that contain juice, 2 bottles that contain soda, and 2 bottles that contain water. Which of the following is the approximate percentage of the bottles that contain soda?

the sum of the digits in a two-digit number of s 8. The value of the number is 4 less than 5 times the ones digits. find the number.

Simplify 3/4 and 2/3

Matthew is 6 feet 2 inches tall. His little cousin is 3 feet 6 inches tall. How much taller is Matthew then Emma?

what is the valve of the expression below when n = 6? 2n + 3n A. 12 B. 18 C. 30 D. 62 E. none of the above

A survey asked eight students about weekly reading hours and whether they play musical instruments. The table shows the results of the survey Weekly Reading Hours Hours of Reading if Student Hours of Reading if Student Does Plays an Instrument Not

A cube has a side length of 2 meters. Explain what happens to the volume of the cube of the length of the sides double

Which of the following is formed by the intersection of a right circular cone and a plane? A. Conic section B. Nappe C. Linear equation D. Vertex

What does isomorphic mean in leanera algebra?