Quicker Maths
22Sep/098

The Pole in the Lake

There is a pole in a lake. One-half of the pole is in the ground, another one-third of it is covered by water, and 8 ft is out of the water. What is the total length of the pole in ft?

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22Sep/095

Samir and the Real Estate Agent

Samir purchased a house for Rs. 155965. He wants to sell it for a profit of exactly 15%. However, he does not want to sell it himself. He wants a Real Estate Agent to sell it for him. The Agent must make a commission of exactly 5.6% (in addition to Samir's 15% profit). How much must the Agent sell the house for? Give your answer to the nearest Rs.?

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22Sep/095

Bags of Dollars

Divide $547 (in whole $ increments) into a number of bags so that I can ask for any amount between $1 and $547, and you can give me the proper amount by giving me a certain number of these bags without opening them. What is the minimum number of bags you will require?

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22Sep/095

The Snail on the Wall

A snail creeps 6 ft up a wall during the daytime. After all the labor it does throughout the day, it stops to rest a while but falls asleep!! The next morning it wakes up and discovers that it has slipped down 3 ft while sleeping.

If this happens every day, how many days will the snail take to reach the top of a wall 18 ft in height?

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17Sep/094

Speeding Away

The drive from Oakland to Pinewood was a tricky one. I covered the uphill distance of 70 miles at 35 miles per hour. The return journey from Pinewood to Oakland was downhill, and I managed to drive at 63 miles per hour. What was my average speed for the entire journey?

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17Sep/092

Tennis Championship

A tennis championship is played on a knock-out basis, i.e., a player is out of the tournament when he loses a match.

1. How many players participate in the tournament if 255 matches are totally played?

2. How many matches are played in the tournament if 26 players totally participate?

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11Sep/092

Grandpa’s Age

Grandpa:

"My grandson is about as many days as my son is weeks, and my grandson is as many months as I am in years. My grandson, my son and I together are 120 years. Can you tell me my age in years?"

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7Sep/092

A van containing pigeons on perches

A van containing pigeons on perches is being weighed on a scale. Something scares the pigeons and they all begin flying around inside the van. Does the total weight of the van and pigeons change?

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7Sep/093

A van with all the windows

A van with all the windows closed contains some helium-filled balloons floating in it. When it starts accelerating what happens to the balloons?

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26Aug/094

A man needed to pay his rent

A man needed to pay his rent and was out of money, but found that his rent was worth about one gold link on his chain per day. What is the fewest number of cuts he can make in his 23-link chain to pay the rent for up to 23 days?

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