Question
Ravi must go from Hyderabad to Delhi. The distance
between Hyderabad and Delhi is 1,500 km. He decides to travel 25% of the distance on foot, 30% of the distance by bus, 15% of the distance by train, and the remaining distance by au airplane. What is the distance traveled by Ravi by Airplane?Solution
Travel distance on foot =25% travel distance by bus =30% by train =15% total traveled distance =25+30+15=70% remaining distance travelled by Airplane = (100-70) =30% =1500×30/100 =450km
The average of 15 numbers is 32. If 2 is added to each number, then the new average will be:
Find the simplified value of the following expression:
(16.25 × 24 + 7 × √36) ÷ 23 + 3.75 × 16 – 37 × 2 + 7.5
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5, 24, 47, 76, 113, ?.
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The angle between the planes x − y + z = 1 and 2x + y − 3z = 5 is:
An unknown number is first multiplied by 111 and then 63 is added to it. When the resultant number is divided by 9, the quotient and remainder obtained ...
A sum of money becomes ₹7800 after 3 years and ₹8500 after 4 years at simple interest. What is the principal amount?
