Name a number whose square root and cube root are whole numbers

Which letters from the table represent like terms? a and b b and c a and d b and d

Acircle has a circumference of 7.850 units. what is its radius?

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?