On a 10 question exam each question is worth 10 points (no partial credit). How ways can you make a 70%?

get 7 correct

Step-by-step explanation:

You can get a 70% on a 10 question quiz when you score 7/10 correct.

7/10 = 70%

I hope this helps :)

- (2, -7)

- lines r and s and lines t and u must be parallel

"standard form:

3x2 + 14x − 10 = 0

solutions based on quadratic formula:

x1   = −14 − √ 142 − 4×3×(−10) /   2×3   = −14 − 2 × √ 79 /   6   ≈ −5.296

x2   = −14 + √ 142 − 4×3×(−10) /   2×3   = −14 + 2 × √ 79 /   6   ≈ 0.629