12% of the cars sold by Car Dealer A were hybrid cars.
20% of the cars sold by Car Dealer B were hybrids.

Which statement must be true?

CLEAR CHECK

If both car dealers sold 50 total cars, Dealer B sold 4 more hybrid cars.

Car Dealer B sold more hybrid cars than did Car Dealer A.

If both dealers sold the same total number of cars, Car Dealer B sold 8 more hybrids.

If Car Dealer B sold 120 total cars, 20 of them were hybrids.

On the way home from visiting his family, vincent’s plane cruised at an altitude of 3.2 × 10^4 feet. he had heard that a man named felix baumgartner skydived from an altitude of 1.28 × 10^5 feet. vincent wants to know how much higher felix went on his skydiving trip. question 1 you have already seen how adding numbers works in either scientific notation or standard notation. but can you subtract numbers in scientific notation and get the same results as subtracting in standard notation? to find out, first solve vincent’s problem in standard notation. part a write the cruising altitude of vincent’s plane in standard notation.