A sum of money earn a simple interest at 7.5% per annum for the first 6 years, at 9% for the next 6 years, and at 6% for the final 6 years. If the total interest earned during these 18 years was `33,075 ,then what was the original sum invested (in`)?
मानव विकास को क्षेत्रों में विभाजित किया जाता है जो है–
‘हथियार’ में कौन-सी संज्ञा है ?
How many two-digit numbers are divisible by 5? दो अंकों वाली कितनी संख्याएँ 5 से विभाज्य हैं?
World Book Day is celebrated on which of the following day every year ? ‘‘विश्व पुस्तक दिवस’’ प्रत्येक वर्ष निम्नलिखित में से किस दिन मनाया जाता है ?
.
There are two holes in a tank. First hole empties the tank in 3 minutes. The second hole empties the tank in 5 minutes. If the leakage occurs at a fixed rate, then how much time will be taken by the both holes to empty the tank?
निम्नलिखित में से किसकी वजह से हमारी मांसपेशियों में ऐंठन (cramps) उत्पन्न हो सकती हैं?
Explanations:
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