K-12 Math Questions and Answers
Barbara and David can finish a piece of work in ^@10^@ and ^@20^@ days respectively. If this work is done by both of them on alternate days (starting with Barbara), how many days will it take for them to finish the work^@?^@
4 |
5 |
1 |
5 |
1 |
5 |
4 |
5 |
an-1 |
an-2 |
Cost of 1 ticket: | Child | Adult |
₹10 | ₹20 |
How much does it cost for a couple to visit the trade fair with their 1 child?