Given that a/b=3/5 and b/c=4/5 find a:b:c giving your answer in its simplest form

The isosceles triangle has two sides of equal length, a, that sre longer than the length of the base ,b. the equation 2a+b=15.7 can be used to find the sides length. if one of the longer sides is 6.3 centimeters what is the length of the base

15/16 as a decimal rounded to the nearest hundredth

Acircle has a circumference of 28.36 units what is the diameter of the circle