Sinusoidal Graphs pls answer if you know how to do theese i just need answer please

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

Answer asap. you begin with 1/2 scoop of ice cream. since you're hungry, you ask the vendor for 2/7 more scoops of ice cream. then, you eat 5/8 scoops. how many scoops of ice cream are left on your cone? i will mark brainliest for first correct answer.

Will mark brainliest! ( explain the answer too, it can be one sentence)