How many significant digits are in this number? 4,000,000?

A landscaper is designing a wall made of white bricks. The pattern consists of 130 white bricks in the bottom row, 110 white bricks in the second row, and 90 white bricks in the third row. How many white bricks will the 6th row have? a. 10 c. 80 b.

A carpenter lays 15 square feet of tile in 1/3 of an hour. How many square feet of tiles does the carpenter lay?

What is the greater quantity 1/3 50% 30% 1/4

Which item below would be least expensive, with sales tax? $30 plus eight percent sales tax $28 plus nine percent sales tax $32 plus six percent sales tax

What is 10 miles = into feet

3. At a bargain store, Tanya bought 4 items that each cost the same amount. Tony bought 5 items that each cost the same amount, but each was $1.25 less than the items that Tanya bought. Both Tanya and Tony paid the same amount of money.

Can some one do these two i will put 20 pts What is the GCF of 8 and 32? 2 4 8 32 What is the LCM of 20 and 40? 5 10 20 40

Express each decimal as a fraction or mixed number in simplest form - 0.2 equals

4:9 and 32: x x = 32 x = 54 x = 72 x = 24

Calculator To determine how to crash activity times, a. shortest times with crashing must be known. b. normal activity costs and costs under maximum crashing must be known. c. realize that new paths may become critical. d.