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If an integer 'k' is divisible by 3, 5 and 10 , then what will be the next larger integer divisible by all these numbers?
Asha and Bhuvan can do a piece of work in 6 days and 9 days, respectively. They work on alternate days, starting with Asha on the first day. In how many days will the work be completed?
A pupil multiplied a figure by 3/5 rather than 5/3. What is the percentage error in the calculation?
ΔABC is similar to ΔPQR. AB = 4 cm, BC = 8 cm and AC = 10 cm. If QR = 16 cm, then what is the area of ΔPQR in cm2?
The percentage marks obtained by 6 students in different subjects are given below. The maximum marks for each subject have been indicated in the table.
Subject
Student
What are the average marks obtained by all students in Geography?
Find the volume of a sphere whose diameter is 42 m.
A train can completely cross a 1000-metre long bridge in 15 seconds. It can completely cross another 1300-metre long bridge in 19 seconds. What is the length of the train?
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The following bar graph shows the production of various models of mobiles in the year 2019 and 2020. The total production is 40 lakhs during 2019 and 65 lakhs in 2020.
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What is the total production of model A mobiles in 2020 and model E mobiles in 2019?
A solution contains a mixture of acid and base in the ratio 17 : 3. How much fraction of the mixture must be drawn off and substituted by the base so that the ratio of acid and base in the resultant mixture in the solution becomes 1 : 1?
The population of a country has been declining at 1% every decade. If the projected population of the country in 2030 is given as 1940598, what was the population of the country in 2000?
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