What is the Estimated difference of 487 - 309

Write and equation that passes through (7,10) and is perpendicular to the line y=1/2x-9

If x=2 and 3x+5y=5 what is the value of y

A decimal rounded to the nearest hundredth is 6.32. This decimal is greater than 6.32. what could it be?

The lunch lady has 8 pounds of lasagna. If she makes 1/5-pound servings using this amount of lasagna, how many servings can she make?

The average hourly wage of workers at a fast food restaurant is $6.50/hr with a standard deviation of $0.45. Assume that the distribution is normally distributed.

What is the coefficient of the term x7y in the expansion of (x + y) 8?

If the oil tanker needs to hold 4,570 ft of oil and it has a length of 35 ft, what are the possible measurements of its width and height?

Which expression is equal to 3 (56) ? 3 (50 + 6) 3 (50) + (6) 5 (30 + 6) 5 (30) + 5 (6)

At 7 A. M. the temperature was - 2°C. In the afternoon, the temperature was 11°C. What was the change of temperature during the day?

The manager of a small supermarket placed an order for potatoes, onions and carrots totaling $880. For every 9 pounds of potatoes he ordered 4 pounds of onions and for every 5 pounds of onions he ordered 3 pounds of carrots.