Question
Which device is mainly used for security purposes and
for making attendance of employees/ students inSolution
The correct answer is D
- A sum of Rs. 9,450 is split among P, Q, and R in the ratio 3:2:1. What is the share of Q?
A bag contains 10-paisa, 20-paisa and 50-paisa coins in the ratio of 8:6:7, respectively. If the total amount in the bag is Rs. 44, then find 25% of the...
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Ratio between marked price of article A to article B is 5:6. Shopkeeper allowed d% discount on article ‘A’ and (d + 16)% discount on article ‘B’...
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- In class ‘X’, the number of girls is 60% of the number of boys. Class ‘Y’ has 20% fewer boys than class ‘X’, and the total number of students i...
If the ratio of income of Aman and Rahul is 5:4 and the ratio of their expenses is 3:2 and each saved Rs 1600 then find the income of Aman.
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Pawan gave a total of Rs. 2,82,000 to his 3 friends, 4 uncles, and 2 brothers. Each friend received (3/4) of the share of each un...
A right prism has a square base with side of base 4 cm and the height of prism is 9 cm. The prism is cut in three parts of equal heights by two planes p...
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