Answer:
1/2 of the time, 50% chance
Step-by-step explanation:
A) 8 + 7 + 5 = 20 parts
b) 220 kg ÷ 20 = 11
c) <span> 8 parts crushed gravel: 8 x 11 = 88 kg
7 parts water: 7 x 11 = 77 kg
5 parts cement: 5 x 11 = 55 kg</span>
Answer:
if there is 4 students then each student gets about 4 1/2 cups of sugar.
Step-by-step explanation:
3+4+5+6=18
18/4=4.5
Your equation looks like this:

All you have to do is divide 2/3 by 1/8. Without using a calculator, we can do this through the Keep Change Flip method. Keep the first faction 2/3, change the ÷ to a ×, and flip the 1/8 to 8/1. Now we multiply as usual:
b = 2/3 × 8/1
b = 16/3
55 kg since 55 is the lowest number that can be rounded to 60