If 4x^2 - bx + 81 is a perfect square trinomial. Then the value of b is

Write 3/24 as a decimal.

A dog eats 0.1 lb of food each day how much does he eat in 10 days

Convert 91007500 to scientific notation

Jenna is painting one wall in her bedroom lavender. The wall has the dimensions shown. A can of paint covers 50 square feet. How many cans of paint does Jenna need to paint the wall? Explain.

What is the total of equal parts of 1/10

Jerome bought 10 packets of drink mix. There were 25 packets of mix in each carton. He used 246 packets for a party. How many packets of drink mix did he have left?

Rihanna says she can draw different functions that have the same x-intercepts and the same domain and range. Her teammates say, "No that's impossible." But she insists, "We just need to sketch some graphs." 1. x-int.

David drove 232 miles in 4 hours and 319 miles in 5.5 hours what is the constant rate of change

Anna has a total of 40 goldfish in her aquarium, some are orange and some are black. The number of orange goldfish is 5 more than twice the number of black goldfish.

Ernie deposited $4000 between two savings accounts. One account paid 4% simple interest and the other paid 2%. At the end of one year, Ernie had earned $140 in interest for both accounts.