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Yash Sharma
Subject: Maths
, asked on 18/2/18
Solve this:
Q. Tap A can fill a cistern (tank) in 1 hour 30 minutes and Tap B can fill it in 1 hour. In how many minutes will the cistern be filled up, if both the taps are opened at a time?
Answer
1
Yash Sharma
Subject: Maths
, asked on 18/2/18
Solve this:
Q.(12) A 256 m long train crosses a tree in 8 seconds. How long will it take to cross a 160 m long bridge?
Answer
1
Sanjana Shetty
Subject: Maths
, asked on 17/2/18
4 men can do as much work in 7 days as 6 women in the same time. Find the number of days required to finish the work by 8 men and 9 women working together.
Answer
2
Yash Sharma
Subject: Maths
, asked on 17/2/18
Solve this:
Q. A man traverses a street in 6 minutes, walking at a speed of 4 km/h. Find the length of the street.
Answer
1
Yash Sharma
Subject: Maths
, asked on 17/2/18
Solve this:
Q. A train travelling at a speed of 90 km/h crosses a 220 m long platform in 15 seconds. Find the length of the train.
Answer
1
Riddhi Siddhi
Subject: Maths
, asked on 17/2/18
Solve this:
Example 7. 120 men had food provision for 200 days. After 5 days, 30 men died due to an epidemic. How long will the remaining food last?
Answer
2
Alaika
Subject: Maths
, asked on 14/2/18
pls tell question 19 pls its uegent
Answer
3
Joanna
Subject: Maths
, asked on 7/2/18
Find the cost of 15 kg of oranges if 3 kg of oranges cost rs 105
Answer
2
Joanna
Subject: Maths
, asked on 7/2/18
A car travelling at a constant speed covers 585 km in 9 hours. In how much time will it cover 520 km?
Answer
2
Lavanya Sharma
Subject: Maths
, asked on 3/2/18
27 men can complete 1/6 of a job in 20 days. How many men can complete the job in 90 days
Answer
1
Lavanya Sharma
Subject: Maths
, asked on 3/2/18
24 copies of a dictionary arranged in arranged on a shelf occupy 57.6 cm length of space. If a shelf is 0.8 m long,can 40 copies of the dictionary be arranged on it?
Answer
3
Sagnik Chakraborty
Subject: Maths
, asked on 1/2/18
two taps can fill a cistern in 3 and 4 hours respectively.while another tap can emptied the cistern in 2 hours.if the three taps are opened at 7 o clock,8 o clock,9 o clock respectively ,when the cistern will fill?
Answer
2
Harshwardhan Khare
Subject: Maths
, asked on 1/2/18
Solve
Q. A and B can do a work in 15 days. B and C can do the same work in 20 days. C and A can do the same work in 30 days. In how many days can each of them do the work separately.
Answer
1
Kshitij Gomber
Subject: Maths
, asked on 31/1/18
Q. Two trains leave the railway Station the same tame. The first train travels due west and the second tram due north. The first train travels 5 km/hr faster than the second train. If after two hours, they are 50 km apart. then the speed of first train is
A. 10 km/hr B. 15 km/hr
C. 20 km/hr D. 25 km/hr
Answer
1
Yana Thakore
Subject: Maths
, asked on 31/1/18
three pipes a,b and c can fill a tank form empty to full in 30 min,20 min ,10 min respectively .When the tank is empty ,all the three pipes are opened a b and c discharged chemical solutions p,q,r respectively .What fraction of the solution R in the liquid in the tank after 3 days
Answer
3
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What are you looking for?
Q. Tap A can fill a cistern (tank) in 1 hour 30 minutes and Tap B can fill it in 1 hour. In how many minutes will the cistern be filled up, if both the taps are opened at a time?
Q.(12) A 256 m long train crosses a tree in 8 seconds. How long will it take to cross a 160 m long bridge?
Q. A man traverses a street in 6 minutes, walking at a speed of 4 km/h. Find the length of the street.
Q. A train travelling at a speed of 90 km/h crosses a 220 m long platform in 15 seconds. Find the length of the train.
Example 7. 120 men had food provision for 200 days. After 5 days, 30 men died due to an epidemic. How long will the remaining food last?
Q. A and B can do a work in 15 days. B and C can do the same work in 20 days. C and A can do the same work in 30 days. In how many days can each of them do the work separately.
A. 10 km/hr B. 15 km/hr
C. 20 km/hr D. 25 km/hr