### #1 - Easy Maths Puzzle

Sadaf is selling fruits at brain teasers land.

She sell grapes at $30, Dates costs $25, and a Wolfberry costs $45

At what price does she sell fig ?

15

Cost of each alphabet is 5

Sadaf is selling fruits at brain teasers land.

She sell grapes at $30, Dates costs $25, and a Wolfberry costs $45

At what price does she sell fig ?

15

Cost of each alphabet is 5

In a certain country ½ of 5 = 3. If the same proportion holds, what is the value of 1/3 of 10 ?

4

5/2 = 3 and 10/3 = x

(10/3)/(5/2) = 20/15 = 4/3

So x/3 = 4/3

x=4

The Puzzle: A girl, a boy, and a dog start walking down a road.

They start at the same time, from the same point, in the same direction.

The boy walks at 5 km/h, the girl at 6 km/h.

The dog runs from boy to girl and back again with a constant speed of 10 km/h. The dog does not slow down on the turn.

How far does the dog travel in 1 hour?

10km

Speed us 10km/h

I am the owner of a birds store. If I put in one bird per cage, I have one bird too many. If I put in two bird per cage, I have one cage too many. How many cages and birds do I have?

I have 3 cages and 4 birds

A brand new Beats Headphone was on sale at 20% as a promotional offer. By what percent must the headphone price be increased to sell it at the original price again ?

25%.

Suppose a $10 item is reduced by 20%, the price will drop to $8. Now to make it the original price we must add $2 more which is 25% of $8.

An express train takes 3 seconds to enter tunnel which is 1 km long.

If it is traveling at 120 km an hour, how long will it take to pass completely through the tunnel

The train takes 30 seconds to travel 1 km, plus 3 seconds for the complete train to pass any point, making a total of 33 seconds.