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Through a video message, Prime Minister Shri NArendra Modi announced 30 years of friendship between the countries. Also they adopted the ‘Vision Statement’ for defence cooperation.
The radii of two solid right circular cylinders are 6 cm and 4 cm respectively and their heights are (h+1) cm and (2h+1) cm respectively. If the areas o...
6 liters of milk are removed from a can full of milk and replaced with water. This process is repeated three more times. The ratio of the remaining milk...
The speeds of two trains are in the ratio 7:9. If the first train travels 315 km in 3 hours, how far will the second train travel in 5 hours?
Mohini's Biology test had 250 questions i.e., 20 Macromolecules, 60 Homeostasis and 70 Immunology questions. Although she answered 70% of the Macromolec...
In a college the ratio of boys and girls are in the ratio 7:9. 65% girls and 40% boys were absent. Find the girls present if the total number of student...
A is thrice as efficient as B and C is twice as efficient as B. What is the ratio of number of days taken by A, B and C when they work individually?
The ratio of the number of boys to the number of girls in a school of 640 students, is 5 : 3. If 30 more girls are admitted in the school, then how many...
120 cookies were distributed among 20 students in a class such that each boy gets 8 cookies and each girl gets 4 cookies. Find the number of boys in the...