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(#M40037965) BOOK QUESTION Keep an EYE

A woman is walking down a downward-moving escalator and steps down 10steps to reach the bottom. Just as she reaches the bottom of the escalator, a sale commences on the floor above. She runs back up the downward moving escalator at a speed five times that which she walked down. She covers 25 steps in reaching the top. How many steps are visible on the escalator when it is switched off?

Asked In Book SAHIL DIWAN (11 years ago)

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(#M40157589) BOOK QUESTION Keep an EYE

in a 3 km race the speeds of A and B are in the ratio of 6:5 and A wins by 10 secs.what is the time taken by B to finish the race.also to end the race in dead heat what % of total distance A should give the start up to B

Asked In Book Ch Sai Babu (9 years ago)

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(#M40167152) BOOK QUESTION Keep an EYE

while only 19 years old, Carl Friedrich Gauss proved that in 1796 that every positive integer is the sum of at the most three triangular numbers. Express the numbers 25 and 35 as a sum of no more than three triangular numbers

Asked In Book joshua keltner (3 years ago)

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(#M40164703) BOOK QUESTION percentage Keep an EYE

To pass an examination, 40% marks are essential. A obtain 10% marks less than the pass marks and B obtains 11.11% marks less than A. What ... What percent less than the sum of a's and b's marks should c obtain to pass the exam??

Asked In Book latha (8 years ago)

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(#M40165345) BOOK QUESTION FACTORS AND MULTIPLIERS Keep an EYE

28-[15-{8+20/14}]

Asked In Book PRIYANSHU SINGH (7 years ago)

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(#M40165401) BOOK QUESTION Keep an EYE

a number is divided by 4, 5 and 6 and the remainders are 2, 3 and 4. what is the number

Asked In Book Hemant (7 years ago)

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(#M40038272) BOOK QUESTION Keep an EYE

P Q R can complete a work in 18 days . they work together for 2 days and then P leave. if their rate of work is equal in how many days will remaining work will be completed ?

Asked In Book pramila (11 years ago)

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(#M40153387) BOOK QUESTION Keep an EYE

x

137 8 2 then what is 'x'

17

Asked In Book G.VIVEKANANDA (10 years ago)

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(#M40040007) BOOK QUESTION Ratio Proportion Keep an EYE

if a,b,c,and d are proportional then the mean proportion between a^2+c^2 and b^2+d^2 is ?

Asked In Book Abhinav Akash (11 years ago)

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(#M40037653) BOOK QUESTION Keep an EYE

From a pack of 52 playing cards, 4 cards are removed at random. In how many ways can the 1st place and 3rd place cards be drawn out such that both are black ?

Asked In Book aastha (11 years ago)

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