In a spelling bee, the winner and three other competitors each spelled 18 words correctly. About how many total words did these students spell correctly?

How to you can you get the right answer for this - 3 (x-1) + 9=15

Can a quadratic be negative be negative?

Round the number 936,949 to the nearest hundred

Which set of numbers include all the prime numbers between 10 and 25

A competition problem requires one hour to fully develop (write, proofread, edit, and typeset). This problem is then given to 30,000 students, each working an average of 24 seconds to solve the problem.

It takes 28 minutes for 7 people to paint 7 walls.

Write three different factorizations of the numbet 16

A high school will graduate 100 students of these 52 plan on going to collegewhat percent of the students plan to go to college

14 is 7 times a number c

If you wanted to test, using a 5% significance level, whether or not a specific slope coefficient is equal to one, then you should:A. add and subtract 1.96 from the slope and check if that interval includes 1. B.