Easy Math Puzzles

Christina, Allison and Lena are 3 daughters of John a wellknown Mathematician, When I asked John the age of their daughters. He replied “The current age of her daughters is prime. Also, the difference between their ages is also prime.”
How old are the daughters?
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John has to secure 40% marks to pass his Engineering final exams. He got just 40 marks and failed by 40marks.
What are the maximum marks?
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A fourdigit number (not beginning with 0) can be represented by ABCD. There is one number such that ABCD=A^B*C^D, where A^B means A raised to the B power. Can you find it?
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You have $100 with you and you have to buy 100 balls with it. 100 is the exact figure and you can’t go below or above the numbers and you have to use the entire $100. If there is no kind of tax applied how many of each of the following balls will you be able to buy:
Green Balls costing $6
Yellow Balls costing $3
Black Balls costing $0.10Now, how many of each must you buy to fulfil the condition given?
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There is a square of a particular number which when doubled, becomes 7 more than its quarter.
Can you find the number?
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Use the digits from 1 up to 9 and make 100.
Follow the rules.
=> Each digit should be used only once.
=> You can only use addition.
=> For making a number, two single digits can be combined (for example, 4 and 2 can be combined to form 42 or 24)
=> A fraction can also be made by combining the two single digits (for example, 4 and 2 can be combined to form 4/2 or 2/4)Question: how can we do this?
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I throw two dice simultaneously.
What is the probability of getting a sum as 9 of the two numbers shown?
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Replace the question mark with the correct number to complete the series, given the pair of numbers exhibits a similar relationship?
? : 3839 :: 11 : 1209
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Can you solve this tricky maths equation problem by replacing it? mark with the correct symbol?
19834 —–: 187
15921 —–: 153
17561 —–: 139
13734 —–: ???Submit Solution 25.2K views
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