It takes Karen 2 hours to bake 2 cakes and it takes Mark 5 hours to bake 3 cakes. If they work together how long will it take for them to bake 8 cakes?

Solve the equation. 3/4z=-18 Enter only a number in simplest form.

1+4=5, 2+5=12, 3+6=21,8+11=

If there are 2040 seats in a section of a stadium, 20 seats in the first row, and 4 more seats in each row, how many rows are there?

Which is not a prim number 3163 157 263 1057

What is 350*2006089:420%30-15

What is the value of y when y=10 and 1/4x+10-2y=3y

12.14 - How Many Cups of Coffee? Choose an adult age 18 or over in the United States at random and ask, "How many cups of coffee do you drink on average per day?" Call the response X for short.

What is 9.3488 rounded to the nearest tenth?

What is the interquartile range for Tom's data? Explain how you found the interquartile range.

Alicia answered 20 out of 25 problems correctly on a test. What percent did she get correct?