Unit Three Competition A

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Presentation transcript:

Unit Three Competition A MASTERS Unit Three Competition A 10 Questions 17 Minutes 40 Possible Points

Which equation has no solution? A. 10 – 3x – 1 = 7 + 3x + 2 MASTERS Scoring: 4 points Which equation has no solution? A. 10 – 3x – 1 = 7 + 3x + 2 B. 12 – 7x – 10 = x – 8x + 2 C. 13 – 4x + 2 = 3x – 7x + 2 D. 15 – 2x – 2 = 10x + 3x + 2

Solve for 𝒙 2. 𝟎.𝟐𝟓 𝟑𝒙−𝟒 −𝟎.𝟓𝒙=𝟐.𝟕𝟓 3. 𝟕− 𝟑 𝟒 𝒙= 𝟏 𝟐 𝒙−𝟑 MASTERS Scoring: 3 points each Solve for 𝒙 2. 𝟎.𝟐𝟓 𝟑𝒙−𝟒 −𝟎.𝟓𝒙=𝟐.𝟕𝟓 3. 𝟕− 𝟑 𝟒 𝒙= 𝟏 𝟐 𝒙−𝟑

MASTERS Scoring: 4 points If a triangle weighs 3 grams, and a circle weighs 5 grams, what is the weight of a square in grams?

5. Given: y = 2x, z = 2y and the perimeter of the polygon is 70 MASTERS Scoring: 5 points 5. Given: y = 2x, z = 2y and the perimeter of the polygon is 70 Find: x + y + z 3x z + x + 5 3y y 2z - 1 y + x y + z

MASTERS Scoring: 5 points Solve for 𝒙 𝟑 𝟓 − 𝟑 𝟓 𝒙 𝟐 −𝟑 = 𝟑 𝟐 𝒙 𝟓 −𝟏 −𝟑

MASTERS Scoring: 4 points 7. The average high temperature in Bunn in February is 50°F. Using the formula 𝐅= 𝟗 𝟓 𝑪+𝟑𝟐 what is 𝑪, the average high temperature in degrees Celsius?

8. Triangle FGH has angle measures MASTERS Scoring: 4 points 8. Triangle FGH has angle measures of F = (6x + 17)°, G = (4x – 3)°, and H = (2x – 2)°. What is the actual measure of angle G?

9. Which equation has infinite solutions? A. 3(5x – 4) – 8x = 7x – 12 MASTERS Scoring: 4 points 9. Which equation has infinite solutions? A. 3(5x – 4) – 8x = 7x – 12 B. 2x – 5 = 2(x – 5) C. 22 – 6x = 2(3x – 11) D. 8x = 8(x – 1) + 1

MASTERS Scoring: 4 points 10. Given: Three times a number q minus eight is equal to five times the same number plus ten. Given: Ralph, r, is four years older than Sarah, s. When their ages are added together, they equal 26. Find: 6q + 3r + 4s

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