She has to 40 more laps. 50% is a half, so 40 is half of something. so you are dividing 40 by a half, which is 80. half of 80 is 40.
Answer:1373/448
Step-by-step explanation:
49+7square root of 5 x 2 square root of 2/7 square root of 3 x 2 square root of 6
49+16807 x 2 square roof of 2/7 square root of 3 x 2 square root of 6
49+16807 x 4/7 square root of 3 x 2 square root of 6
49+67228/7 square root of 3 x 2 square root of 6
67277/7 square root of 3 x 2 square root of 6
67277/343 x 2 square root of 6
67277/343 x 64
67277/21952
1373/448
Answer:
11
Step-by-step explanation:
Evaluate the parenthesis to begin with
2*3 = 2² - 3² = 4 - 9 = - 5
Thus
6 * (- 5) = 6² - (- 5)² = 36 - 25 = 11