Prove or disprove that if a and b are rational numbers, then ab is also rational.

The school took $875 at the bake sale fundraiser. Sixty eight percent of the money came from cupcake sales. How much money did the school make selling cupcakes

Daria tosses a coin 50 times. What is a good prediction for how many times she will see tails land and face up when the coin is tossed 300 times?

8-inch boxes are stacked next to 6-inch boxes. What is the lowest height at which the two stacks will be the same height?

Cody filled a container with 8 3/4quarts of iced tea. How many 1/4-quart glasses can be served from the container

10x-7x=12 how to solve this

Identify the solution of the inequality using the given replacement set c<-2; {-4.2,-3.6,-2.5,-2,0,4,4.1}

10,483 people attended a rock festival. If there were 811 more boys than girls, and 2,481 fewer adults over 50 years of age than there were girls, how many of each group attended the festival?

When Rosa tripped and fell into a muddy puddle at lunch (she was so embarrassed!), she knew exactly what would happen: within ten minutes, the two girls who saw her fall would each tell four people what they had seen.

What is the Vertex y=2x^2+6

What is 128 divided by 8