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Concept of Average Speed: LCM of 50, 100, 200 and 400 = 400 Now,Let side = LCM of 50, 100, 200 and 400 = 400 Now, Average Speed =total distance/ total time= (400 ×4)/(400/50+400/100+400/200+400/400) = (400 ×4)/15= 106.67 kmph
A certain number gives a remainder of 8 when divided by 17. What will be the remainder when four times that number is divided by 17?
103² + 75² - 25² =?
16 4 2 1.5 1 1.875
...Christina spends half of her salary and saves the other half. If she spends ₹ 40,000 monthly, what is her annual savings?
Find the average of first 19 whole numbers.
The sum of a positive number 'A' and its square is 240. Find the value of (A2 - 7A).
If a, 1, b are in arithmetic progression and 1, a, b are in geometric progression, then a and b are respectively equate to _______ (where a ≠ b).
Divide 54 into 4 parts such that if the first is increased by 2, the second is decreased by 2, the third is multiplied by 2 and the fourth divided by ...
A person had to multiply two numbers. Instead of multiplying by 46, the person multiplied by 64, and the product went up by 360. What is the raised pro...
