7. Kiara answered 90% of the questions on her science test correctly.

There were 50 questions on the test. How many questions did Kiara answer correctly?

Problem melissa is her dad build a walkway in their backyard. the walkway will be 54 feet long and 1.5 feet wide. the local hardware store sells tiles which are 1.5 by 1.5 feet and come in boxes of 12. how many boxes of tiles do they need?

Which expressions are equivalent to k/2 choose 2 answers: a k-2 b 2/k c 1/2k d k/2 e k+k

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2