21/99 simplified in fraction

Credit card buying has become an important part of the economy of the United States. True False

Va doctor prescribes 10 mg of cough syrup. available is 5 mg/5 ml. how many teaspoons would you give?

How many names are there for a trapezoid

A spinner has five sections, labeled A, B, C, D, and E. The spinner is spun 45 times, and the results are recorded in the table. What is the experimental probability of the spinner's landing on C? Round to the nearest percent, if necessary.

The sides of a cube are numbered 4, 5, 6, 7,8 and nine what is the probability of rolling a six

A scientist invents a car that can travel for many hours without stopping for fuel. The car travels around a track at 51 miles an hour for 24 hours.

An experienced tinter can tint a car in 3 hours. A beginning tinter needs 6 hours to complete the same job. Find how long it takes for the two to do the job together.

Simplify 6 x t x 5 x r

Find the sum of (c-4) + (3c+9)

One of the equations below is not correct. Which on is incorrect. Then explain the error that was made and write the correct answer. (-14) (20) = - 280 -63divided by - 9=7 -6 (-2) (3) (-4) (1) = 144 -5 (-2) (3) (-1) (-7) = 210