To make 100g of jam you need 57g of strawberries, 17g of blackberries and the rest should be sugar. What is the ratio of blackberries to sugar?
Give your answer in its simplest form.

Aparallel system functions whenever at least one of its components works. consider a parallel system of n components, and suppose each component works independently with probability 0.5. find the conditional probability that component n works given that the system is working

Astudent simplified a rational expression as shown.

Will used 20 colored tiles to make a design in art class. 5/20 of his tiles were red. what is an equivalent fraction for the red tiles?