Suppose a brand of lightbulbs is normally distributed with a mean life of 1900 hours and a standard deviation of 50 hours. Find the probability that a lightbulb will last between 1825 hours and 1980 hours

A store employee made two gift baskets of dried fruit, each costing $100. The first basket had 12 pounds of fruit x and 2 pounds of fruit y. Which two fruits did the employee use in the baskets.

Write 500% as a fraction and as a decimal

What are all the prime numbers in 62

If the original price is $40.00 and the percent of markup is 8% what is the value of the markup?

The size of a bicycle is determined by the diameter of the wheel. You want a 22-in bicycle for your birthday. What is the area of one of the wheels?

Division and the distributive property 81: 3

Factor completely. tr-7r+tn-7n

Which operation is performed on the number 719.38 to get the number 0.71938?

Covert the percent to a fraction in the lowest terms 95%

Jared is in charge of production in a factory that makes light bulbs. the factory made 2,648 light bulbs over the weekend. jared wants to pull a sample of these bulbs for testing. which sample would give jared the most-accurate test results?