Answer:
1a. 495 miles. 1b. 184.8 miles. 2a. 68 km. 2b. 32 kg
Step-by-step explanation:
First find how many units of solution there is:
500* 2% = 500(.02) = 10 units
You need 10 units of solution in 'x' units of a 10% solution.
x*10% = 0.1x = 10 units -----> x = 10/0.1 = 100
100 units are needed
Answer:
.70
Step-by-step explanation:
5 and up round up so it would round to .7
