Find a pair of square numbers which give a difference of 39

Jeff read 3/8 of a chapter of his history book in 20 minutes. At this rate, how many chapters of his history book can he read in 1.5 hours?

A digital scale reports a 10 kg weight as whinging 9.998 kg. Which of the following is true? a. The scale is neither precise nor accurate b. The scale is precise but not accurate c. The scale is both accurate and precise d.

Scores on a standardized exam are normally distributed with a mean of 63 and a standard deviation of 7. Consider a group of 6000 students. Approximately how many students will score less than 71 on the exam?

What is the length of dk? 7.0 3.5 8.5 12.7

What is the least common multiple of 4,6

Find the surface area of th prism. Draw and label a rectangular prism that has a surface area of 96 square meters.

How many different id cards can be made if there are 5 digits on a card and no digit can be repeated?

If p∨q is true, then what must be true about the truth values of p and q? both are true both are false at least one is true

Lima is employed at a high school. She has family medical coverage through the group medical plan. The annual cost of Lima's coverage is $4900. The college pays 62% of the cost. How much is deducted from her biweekly paycheck for medical insurance?

Mr. Frank has 1.08 kilograms of fertilizer for the plants in his nursery. He wants every plant to get 98 mg of fertilizer 4 times each year.