State Common Problem

There is a hypothetical state between the USA and Mexico border 'Tango'.
Here 70 percent of the population have defective eyesight, 75 percent are hard of hearing, 80 percent have Nose trouble and 85 percent suffer from allergies, what percentage (at a minimum) suffer from all four ailments?




Similar Math Riddles

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

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In a basket of apples,
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when counted in threes, there were two extra when counted in fours, there were three extra
when counted in fives, there were four extra
when counted in sixes, there was five extra.

However, if the apples were counted in sevens, no extra apple was left. Can you calculate the minimum number of apples that were present in the basket?

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How can I get the answer 24 by only using the numbers 8,8,3,3?

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Find the combined weight of the Cat, Dog and Rabbit in the given picture.

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Joseph buys three kinds of chocolates for 100 rupees. The first one is priced at 5 rupees, second one at 3 rupees and third one at 0.5 rupees.

If he bought 100 chocolates in total, how many pieces do you think he bought each chocolate?

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A man is walking down a road with a basket of eggs. As he
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one-half of his eggs plus one-half of an egg.
After proceeding further he meets another person who buys
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A tree doubled in height each year until it reached its maximum height over the course of ten years. How many years did it take for the tree to reach half its maximum height?

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Check out the number list below and find what number comes next in the sequence.

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If "P" means "-", "Q" means "/", "R" means "+", and "S" means "*" then find the value of the following:

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A rain drop fell from one leaf to another leaf and lost 1/4th of its volume. It then fell to another leaf and lost 1/5th of the volume. It again fell on another leaf and lost 1/5th of the volume.



This process kept repeating till it fell on the last leaf losing 1/75th of its volume.



Can you calculate the total percentage of loss from the initial volume when the drop has fallen to the last leaf accurate up to two decimal places?

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