Answer:
0.70 hours= 42.0 minutes. All you have to do is multiply the 0.70 by 60.
Step-by-step explanation:
Answer:
C or 9, 40, 41
Step-by-step explanation:
Answer:
47 years old.
Step-by-step explanation:
Let c represent each children, 'f' represent the father and 'm' represent the mother. We are given that:
Replace the first two equations into the last to solve for 'f':
The father is 47 years old.
Answer:
1. 110°
2. 139°
Step-by-step explanation:
1. 180° in a triangle
180 - 40 - 30 = 110°
2. 180° in a triangle
angles on a straight line add up to 180°
180 - 64 - 75 = 41°
180 - 41 = 139°
The ratio of all marbles to the blue marbles is 1:3. There is a 33.3% chance that the next marble will be blue.