A boy is 3 years more than twice as old as his sister. His sister is 6 years old. How old is the boy? A) 9 B) 15 C) 16 D) 20

Change decimal 0.35 to a percent

The following list contains the first 6 values of a sequence. 2, 6, 12, 20, 30, 42 ... what is most likely the 10th value in the sequence? A) 56 B) 90 C) 110 D) 132

What are accepted without proof in a logical system?

Frankie entered a sweepstakes to win a grand prize of $10,500,000,00. Express this amount using scientific notation

Jenny has been saving her babysitting money for a class field trip to Washington, D. C. She wants to save $200.00 over three months. She saved $53.00 the first month and $67.00 the second month.

A computer and printer cost a total of $1038. the cost of the computer is two times the cost of the printer. find the cost of each item

What is the greatest common factor of 2a²-2ab-ab²+ab³?

Jason ran 325 m father than kim ran. kim ran 4.2 kilometers. how many meters did kim run

Fiona's laptop computer weighs 2.5 kilograms. What is the weight of the computer in grams?

Given that f (x) = x2 + 3x - 3; find f (4).