A trapezoid has 39.2 yards base and 10.8 yards base, as well as 38.5 yards height. What is the area?

Ricardo ran the 400 meter race 3 times his fastest time was 54.3 seconds his slowest time was 56.1 seconds if his average time was 55.0 seconds what was his time for the third race

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)

1.two more than the quotient of a number and 6 is equal to 7 use the c for the unknown number translate the sentence into an equation