Which number is a rational number? A. √15

B. 2.645713110...

C. 17.156

D. 3√85

Use the multiplier method to incrases £258 by 43%

Which speed is the fastest (use 1 mile ≈ 1.6 kilometers)? a. 12 miles/hour b. 18 feet/second c. 19 kilometers/hour d. cannot be determined

What are two numbers that add up to -9 and multiply to -10 best answer gets branliest and 100 extra points