A red string of lights blinks once every 3 seconds while a string of blue lights blink once every 4 seconds. How many times will both sets of lights blink at the same time in 60 seconds?

What is 5s divide by 7=30

Complete equation and what property was used 7 + (8+12) = _ + 12

If you run a mile in 12 min how fast were you going

the lengths of the diagonals of a rhombus are 2x and 8x. what expression gives the perimeter of the rhombus?

Mrs. Liang, the librarian, wants to compare the numbers of patrons who prefer e-books to paperback books.

A sample of 81 calculus students at a large college had a mean mathematics ACT score of 26 with a standard deviation of 6. Find a 95% confidence interval for the mean mathematics ACT score for all calculus students at this college.

A pet store has 7 cats. Here are their weights (in pounds). 12, 16, 8, 13, 10, 14, 16 Find the mean weight of these cats. If necessary, round your answer to the nearest tenth.

When 20 is subtracted from7 times a certain number the result is 134 what is the number

There were 57 cars in a parking lot then 34 more cars drove in and part some cars drove away now there are 66 cars in the parking lot how many cars drove away

Stephen hit a baseball 10 out of 30 times. What is the experimental probability that he will hit the ball the next Try?