3x 10 to the 7 times as great as 2 x 10 to the negative 4

What is 138:12 to the nearest cent

Kate sets a goal to walk 3 miles every day for a year. How many miles more or less than 1,000 miles will she walk in the year? A. 33 miles less B. 95 miles more C. 33 miles more D. 95 miles less

The blue line and the yellow line trains just arrived at the station. When will they next arrive at the station at the same time? Blue arrives very 10 minutes and yellow arrives every 12 minutes

an athlete Burns 200 calories weight lifting the athlete then works out on an elliptical trainer and burn 10 calories for every minute write and graph an equation in two variables that represent the total number of calories burned during the workout

The price of a pair of shoes is $45.90. The sales-tax rate is 5 percent. How much sales tax do you need to pay?

In a group of 45 children, there are twice as many boys as girls. How many girls are there?

Translate: 6 times the quotient of x and two. 2. Translate 4 times the difference of n and 8

Marty's plumbing charges a fixed dollar amount per hour plus a fix service fee per job Felicia's plumbing charges $10 less per hour than mommy's plumbing but the fix service per job she charges is $10 more than Marneys plumbing charges Marty's

If the sum of a number and three is tripled, the result is five less than twice the number. Find the number

what is the surface area of a tissue box with a length of 9 inches, a height 4.5 inches and a width of 7 inches?