On a string of red and blue lights, the red lights blink everyb3 seconds, and the blue lights blink every 5 seconds. How many times will they blink at the same time in one minute?

Terry has nuts and bolts. The ratio of the number of nuts to the number of bolts is 7:9. If Terry has 36 bolts, how many nuts does Terry have? nuts

For a certain value of k, the system x + y + 3z = 10, -4x + 2y + 5z = 7, kx + z = 3 has no solutions. What is this value of k?

A model is made of a car is 9ft long and the model is 6 in long. What is the ratio of the car to the length of the model

Sandra is making a vegetable soup. If she makes 12 cups of soup, how many cups of onions does she need? Carrots 1/3 cup Onions 1/8 cup Peas 1/4 cup

140 as a fraction in simplest form?

A Florida factory produces fishing reels at a rate of 800 per day, every day. In April, they are forced to cut their production by 1/5 due to an aluminum shortage. A chain of sporting goods stores orders 20,000 fishing reels.

Find the product and simply 4/9 of 15/8

If you know the number of yards for a measurement, you can change that measure to meters by multiplying the number of yards by 0.9144. a. Write a function rule that relates meters to yards.

Jerry drew an obtuse angle. Which could be the measure of his angle?

A library charges a late return fee of 3.50 plus $0.15 per day that a book is returned late write a equation to find the total late fee f for any numbers of days late d