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Grades 6, 7 and 8 - Math - Middle School - Algebra - Formulae
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A definitions for the word formula: 'two mathematical expressions connected by an equals sign'.
 

Grades 6, 7 and 8 - Math - Middle School - Algebra - Formulae
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10 Questions

1. The perimeter of a rectangle is twice its length plus twice its width; this can be represented as p = 2l + 2w. What is the perimeter if l = 12cm and w = 6cm?
2. A cyclist travels at a constant m miles per hour. How far has he traveled in 4 hours?
3. Which sign must be contained in a formula?
4. What is the plural of formula?
5. If a = 2 and b = 5, which of the following formula is correct?
6. a2 + b2 = 25. If a = 3 then what is the value of b?
7. What is a 'variable'?
8. You are given the formula x - 2 = c and you are told that the value of c is 28. What is the value of x?
9. If a2 = 6b and a has the value of 6, what is the value of b?
10. You are given the formula a = 2b and you are told that the value of b is 4. What is the value of a?

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