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Work done by A in 1 hour = 1/12. Work done by B in 1 hour = 1/16. Work done by C in 1 hour = −1/24. Net work done in 1 hour = 1/12 + 1/16 − 1/24. LCM of 12, 16, and 24 is 48. Net work done in 1 hour = (4 + 3 − 2)/48 = 5/48. Time taken to fill the tank = 48/5 = 9.6 hours. Ans. b
What does the "Word Count" feature in a word processing software typically provide?
A person, 'Q', uses 40% of their monthly income on food and then spends 60% of what is left on rent. After covering these expense...
I). p 2 – 5p – 126 = 0
II). q 2 + 9q – 90 = 0
Income of A is twice the income of B. B and A spend 55% and 65% respectively of their incomes. Find the savings of A, if B saves Rs. 18000 in a month.
28, 52, 84, 124, 172, ?.
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A triangle has sides 7 cm, 24 cm, and 25 cm. A circle is inscribed in the triangle. What is the area of the triangle not covered by the circle?