exam Maths Puzzle Numerical Ability

Two planes leave Los Angeles at the same time. One heads south to San Diego; the other heads north to San Francisco. The San Francisco plane flies 50 mph faster. In 1/2 hr, the planes are 275 mi apart. What are their speeds?

Read Solution (Total 0)

exam Other Question
(2,3);(-2,3);(-2,-3);(2,-3).If you join these points ,What will the shape be?My answer is square. 2(-3)exponent 2 over the three-4(-2)exponent 3