What is the simplified expression for - 2a^2b+a^2-5ab+3ab^2-b^2+2 (a^2b+2ab) ?

A). a^2-9ab+3ab^2

B). a^2+9ab-b^2+3ab^2

C). 10ab+a^2-b^2

D). 3ab^2+a^2-b^2-ab

Sum of two numbers = 11. product of the numbers=24 find the numbers. what is their difference?

If the probability of getting an odd number is 5/10 on a game spinner the numerator of that probability is:

What number needs to be eliminated to solve this equation? 14y=154

Trevon made 24of the 40 free throws he attempted last season. What percent of his attempted free throws did Trevon make?

Jennifer ran 356 m more than Tyler. Tyler ran a distance of 2 km 30 m how many total meters did Tyler and Jennifer Run

54.4% of tickets sold to a movie are sold with a popcorn coupon, and 45.6% are not. You want to calculate the probability of selling exactly 6 tickets with popcorn coupons out of 10 total tickets (or 6 successes in 10 trials).

Arron just paid $7.40 for a new pair of sunglasses. His father told him that prices were different 10 years ago. Then his grandfather told him that 20 years ago, prices were even better.

A dump truck is careying 4250 pounds of gravel. There are 2000 pounds in a ton. Express the weight of the gravel in tons only by using a mixed number. If necessary, simplify the fraction part of the mixed number.

A marketing research company desires to know the mean consumption of milk per week among males over age 25. They believe that the milk consumption has a mean of 2.5 liters, and want to construct a 85% confidence interval with a maximum error of 0.

Four friends go mout to dinner and decides to split the bill evenly. each friend orders a soda for 2.00, an entree for 12.99 and they all four share a dessert for 7.99 how much is the total bill