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manavi

Questions (26)

A boat goes 30 km upstream and 44 km downstream in 10 hours. In 13 hours it goes 40 km upstream and 55 km downstream. Determine
1. 3 answers
2. 846 views
3x + 14y = 5xy21y - x = 2xy kindly solve the pair of linear equation
1. 4 answers
2. 2,689 views
The length of two pendulum is 110 cm and 27.5 cm, calculate the ration of their time periods
1. 2 answers
2. 1,391 views
A body moving with constant acceleration travels the distance 6 m and 16 m respectively in 2 s and 4 s. Calculate the initial
1. 1 answer
2. 585 views
A boat takes 2 hours to go 40km down the stream and it returns in 4 hours. Find the speed of the boat in still water and the
1. 2 answers
2. 1,916 views
Pooja walking at 4 km/hr reaches her school 5 minutes late. If she walks at 5 km/hr, she will reach her school 4 minutes early.
1. 1 answer
2. 853 views
A speed boat at he shore wants to overtake a sail boat that is 3 km out at sea. If the sail boat is travelling away from the
1. 2 answers
2. 752 views
A dealer wants to mix 20 kg of product A costing rupees 2.40 per kg, with product B, worth rupees 3.30 per kg to produce a
1. 1 answer
2. 549 views
A speed boat at the shore wants to overtake a sail boat that is 3 km out at sea. If the sail boat is travelling away from the
1. 2 answers
2. 619 views
A man swimming in a river finds that it takes him thrice the time to swim 2 km upstream as it takes him to swim bac. If the
1. 1 answer
2. 663 views
A dealer wants to mix 20 kg of product A costing rupees 2.40 per kg with product B, worth rupees 3.30 per kg to produce a
1. 1 answer
2. 604 views
sum of ages of mother and daughter is 32 years.Daughter is a year old.In how many years will mother be 4 times daughters age(use
1. 3 answers
2. 593 views
The sum of digits of a 2 digit number is 7, If digits are interchanged the new number formed is 3 less than four times of
1. 2 answers
2. 513 views
Five years ago father was thrice son's age. 10 years hence father will be twice sons age, find present age ( use two variables)
1. 2 answers
2. 644 views
find the arithmatic mean of integers from -5 to 5
1. 1 answer
2. 331 views
after allowing 12% on the marked price a dealer still gains 21% by what percent is the marked price above the cost price
1. 1 answer
2. 557 views
2% of the village died due to an epidemic. A panic set in, during which 14% of the remaining people left the village . If the
1. 1 answer
2. 2,745 views
A carton of juice remains intact even after you have sucked out all the drink from it. please explain
1. 2 answers
2. 503 views
what is the perpendicular distance between two parellel rays emerging from a glass block calledplease give reply as tomorrow i
1. 1 answer
2. 458 views
create a few questions on the two old bachelors by edward lear.Please help its urgent
1. 0 answers
2. 409 views
Please explain me about the poem two old bachelors by edward lear .summary of the man he killed by thomas hardy
1. 5 answers
2. 2,341 views
Two pole of heights 6m and 11m stand on a plane ground. If the distance between their feet is 12m, determine the distance the
1. 3 answers
2. 1,070 views
what is the average pressure and average thrust on walls of the tank of cubical dimension of each side 4 m filled with water
1. 1 answer
2. 348 views
A square vessel of sides 0.2m x 0.1 m is filled with alchol od density 900 kg m raised to -3 upto a level of 0.5 m. what is the
1. 1 answer
2. 446 views
Liquids exert pressure at Right Angles to the surface of container.Please explain this with an example
1. 1 answer
2. 437 views
Three typists working 8 hours a day type a document in 10 days. If only 2 typists are working, how many hours a day should they
1. 2 answers
2. 2,922 views

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