I am four times as old as my daughter. In 20 years time I shall be twice as old as her. How old are we now?

Answer: I am 40 and my daughter is 10. (will be 60 and daughter 30)

More Math Riddles with answers

More Math Riddles

I have 10 red socks and 10 blue socks in a drawer. How many socks must I take out to ensure that I have at least one matching pair? One how many to ensure I have at least a pair of red and a pair of blue?
I have five and take away two, yet I am left with four. How is this possible?
I’m not the sort that’s eaten, I’m not the sort you bake, Don’t put me in an oven; I don’t taste that great, But when applied correctly, around me you will find, Problems are so simple when my digits come to mind
If 1/2 of 5 is 3, then what is 1/3 of 10?
If 10 bags of jelly beans and 6 licorice sticks cost $1, and 10 licorice sticks and 6 jelly bean bags cost 92 cents. How much does one licorice stick cost?
If 3 cats can kill 3 rats in 3 minutes, how long will it take 100 cats to kill 100 rats?
If 3 salesmen can sell three cars in seven minutes, how many cars can six salesmen sell in seventy minutes?
If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?
If 6 doubloons are worth 1 1/2 ducats, how many ducats are 27 doubloons worth?
If half of 5 were 3, what would one-third of 10 be?
If it is two hours later, then it will take half as much time till it's midnight as it would be if it were an hour later. What time is it?
If it takes four rat catchers four minutes to kill four rats, how many rat catchers would be needed to catch 50 rats in 50 minutes?