Related Questions

The average age of A, B And C sis 30 years. If the difference between B's age and A's age is same as the difference between C's age and B's age . If D is 40 years older than B then what is the sum of the age B and D?
A 130 years
B 60 years
C 75 years
D 100 years
8 years ago, the ratio of A's age to B's age was 4 :5 At present the ratio of B's age and C's age is 4 : 5 At present , the difference between A's age and C's age is 20 years, then what is the sum of the ages of A, B and C?
A 138 years
B 164 years
C 148 years
D 152 years
In the last week of a month, a car dealer sold 12 cars. A new sales promotion came out in the first week of the next month and he sold 19 cars during that week. What was the percent increase in sales from the last week of the previous month to the first week of the next month?
A 58%
B 119%
C 158%
D 200%
In the last week of a month, a car dealer sold 12 cars. A new sales promotion came out the first week of the next month and he sold 19 cars that week. what was the percent increase in sales from the last week of the previous month compared to the first of the next month?
A 58%
B 119%
C 158%
D 200%
In the last week of a month , a car dealer sold 12 cars .A new sales promotion came out the first week of the next month and he sold 19 cars that week . what was the percent increase in sales form the last week of the previous month compared to the first week of the next month ?
A 58%
B 119%
C 158%
D 200%
The electricity bill of a certain establishment is partially fixed and partially varies as the number of units of electricity consumed. Wen in a certain month 540 units are sonsumed. the bill is TK 1800. In another month 620 units are consumed are the bill is Tk 2040. Inayet another month if 500 units are consumed what would be the bill (in Tk) for that month?
A 1950
B 1560
C 1840
D 1680
The average age of 12 children is 15 years. If another child comes the average age comes to 13. What is the age of the new child?
A 11 years
B 7 years
C 9 years
D None
the average age of 12 children is 20 years. If the age of one more child is added, the average decreased by 1. What is the age of child added later?
A 5
B 7
C 19
D 20
The average age of a husband, wife and their child 3 years ago was 27 years and the average age of the wife and the child 5 years ago was 20 years. What is the percent age of the husband?
A 35years
B 40years
C 45years
D 50years
The average age of 12 children is 15 years. If another child comes the averages age comes to 13. What is the age new child?
A 13.85 years
B 7 years
C 9 years
D 5 years

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