1/5 divided by 3/4

can someone explain it

Which expression is the factored from of 2/3x + 4?asap

Which expression shows the sum of the polynomials with like terms grouped together

List x1, x2, x3, x4 where xi is the left endpoint of the four equal intervals used to estimate the area under the curve of f(x) between x = 4 and x = 6. a 4, 4.5, 5, 5.5 b 4.5, 5, 5.5, 6 c 4.25, 4.75, 5.25, 5.75 d 4, 4.2, 5.4, 6