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A railway car is 3.2m in diameter and 17.2m long. estimate the cost of painting the outside of the railway car, if a can of paint covers an area of 40m squared and costs $35

The price of diesel is $1.479 per litre. It cost Steve $83.80 to top up his van with diesel. The fuel tank has a capacity of 95 litres. How many litres of diesel did Steve buy?

Working together, it takes two different sized hoses 20 minutes to fill a small swimming pool. If it takes 30 minutes for the larger hose to fill the swimming pool by itself, how long will it take the smaller hose to fill the pool on its own?

Explain in words how to simplify (153^2) ^7

674 (3+4) 2 - (21:3 + 4.2) | 14-3.1 + 23 - (5+1) * 2

Rachel invested $15,000 in a nine-year CD giving 8.5% interest, but needed to withdraw $4,000 after two years.

What temperature is equivalent to 373 k? a. 0 °c b. 50 °c c. 100 °c d. 373 °c

A test has a mean of 65 with standard deviation of 5. What percent of the students would you expect to receive a grade of 55 or more? a. 2.5% b. 95% c. 13.5% d. 97.5% e. none of the above

1 = 18, W = 10. h = 2

What is the expanded form of (x-2) (x+2)