When a number is added to 30, the sum is

*20. What is the number?

The average of 11 numbers is 10. when one number is eliminated, the average of the remaining numbers is 9.3. what is the eliminated number?

If the difference of the two angles of the parallelogram is 42 ° determine the other angles

Kylie rafted 5/8 mile down the river before she found a place to dock. write this distance as a decimal

Herky found that 8 out of every 100 beans in his garden were nibbled by rabbits. how many beans can he expect to be damaged if there are 450 beans in his garden?

Five sandwich rings are each cut into 4 pieces. You then cut each of the pieces into 3 servings. How many servings do you have?

Which of the following is a congruence transformation? A. Stretching B. Dilating C. Reflecting

Benito spent $1822 to operate his car last year. Some of these expenses are listed below. Benito's only other expense was for gasoline.

Katie is k years old. Harry is 4 years older than Katie. Rachel is twice as old as Harry. If you add together the ages of Katie, Harry, and Rachel the total comes to 36 years. Algebraically, determine the age of each person.

If xy = 6 and x^2y+xy^2 + x+y=63, find x^2+y^2.

You deposit 5000 in an account that earns 5% simple interest. How log will it be before the total amount is 6000