1. take out a blank piece of paper and a pencil and a calculator (first 8 questions are mental...

1. Take out a blank piece of paper and a pencil and a calculator (first 8 questions are mental math).

2. Label your paper 1-16 down the left-hand side.

3. You have 60s to complete each question.4. At the end of this exercise, you will be

given the answers to the questions. Give yourself a mark out of 16.

Math: It’s Nothing 2b2 Of.

Directions:

Question 1.

Mental Math:

4 x 39 x 0.25 =


Question 2.

Mental Math:

0.5 x 0.5 x 4 x 4 =


Question 3.

Mental Math:

x 9 + x 6 =


Question 4.

Mental Math:

1.4 + 1.4 + 1.4 + 1.4 + 1.4 =


Question 5.

Mental Math:

5 x 18 + 5 x 16 =


Question 6.

Mental Math:

Giselle can read 40 pages of her novel per hour.

How long would you expect her to take to read 100 pages? Express your answer in hours and minutes.


Question 7.

Mental Math:

What is the value of x in the expression:

12:15 = x: 20?


Question 8.

Mental Math:

A medical screening test is said to be accurate 98% of the time.

If 600 people use this screening test, how many would receive the correct test results?


For the remainder of this exercise, you will need your calculator.


Question 9.

A scooter is on sale at 20% off of the regular price.

If the total cost, including the 15% HST, is $102.60, find the original cost of the scooter.


Question 10.

Mr. Simpson lost 10% of the money he brought with him in the first hour. In his 2nd hour he lost 10% of his remaining money. In his 3rd hour he lost 10% of his remaining money. In his 4th hour he won 30% of his remaining money and decided to go home.

If Mr. Simpson started with $100, how much did he go home with?


Question 11.

A dumptruck has a load capacity of 5500kg of gravel. One of the shocks are damaged so the truck is only able to carrying 60% of a full load. The dumptruck was required to take 6 full loads.

How many loads will it take the damaged dumptruck to complete this job?


Question 12.

Of the CDs sold by Maria's Music Store, 40% were rock, 20% were classical, and 30% were jazz. The store sold 2800 CDs during the summer.

How many rock and jazz CD’s combined were sold?


Question 13.

A local cleaning company has divided its clients into two divisions, small businesses and large corporations.

If they have 80 clients and 40% of them are large corporations, how many clients are in small businesses?


Question 14.

At a restaurant Mrs. Hamilton left a tip of $3.25. This was 15% of the bill.

What was the total price of the meal?


Question 15.

Hamish bought a shirt in Nova Scotia where the HST is 15%.

If he paid $68.40 including tax, what was the price of the shirt?


Question 16.

If 12% of a certain number is 264, what would 30% of the number be?


1. 78 9. $111.52 2. 4 10. $94.77 3. 6 11. 10 loads 4. 7 12. 1680 CD’s 5. 170 13. 48 people 6. 2h 30min 14. $21.67 7. 16 15. $59.48 8. 588 people 16. 660


Answer Key:

1. take out a blank piece of paper and a pencil and a calculator (first 8 questions are mental...

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