## Exercise of Age Calculations Part 1

Exercise of Age Calculations Part 1

Exercise of Age Calculations Part 1

#### Rachel is 12 years older than her sister Emily. In 5 years, Rachel will be twice as old as Emily. How old are Emily and Rachel now?
1. [ ] Emily is 10, Rachel is 22
2. [ ] Emily is 12, Rachel is 24
3. [ ] Emily is 15, Rachel is 27
4. [x] Emily is 7, Rachel is 19
#### If John is 5 years older than Mary, and Mary is 20 years old, how old is John?
1. [ ] 15 years old
2. [x] 25 years old
3. [ ] 30 years old
4. [ ] 35 years old
#### If Sarah is twice as old as her brother who is 10 years old, how old is Sarah?
1. [ ] 10 years old
2. [x] 20 years old
3. [ ] 30 years old
4. [ ] 40 years old
#### If Tom's age is 3 years less than twice Jerry's age, and Jerry is 15 years old, how old is Tom?
1. [ ] 25 years old
2. [ ] 27 years old
3. [x] 27 years old
4. [ ] 30 years old
#### If the product of the ages of a mother and her daughter is 800, and the mother is 40 years old, how old is the daughter?
1. [ ] 10 years old
2. [x] 20 years old
3. [ ] 30 years old
4. [ ] 40 years old
#### If the difference between the ages of two friends is 5 years, and the older friend is 30 years old, how old is the younger friend?
1. [ ] 20 years old
2. [ ] 25 years old
3. [x] 25 years old
4. [ ] 30 years old
#### If the ratio of the ages of two brothers is 2:3, and the younger brother is 20 years old, how old is the older brother?
1. [ ] 20 years old
2. [ ] 30 years old
3. [x] 30 years old
4. [ ] 40 years old
#### If the average age of a family of 5 members is 30 years, what is the total age of all the members?
1. [ ] 100 years
2. [ ] 120 years
3. [x] 150 years
4. [ ] 200 years

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