Question
Ratio of the lengths of two trains โXโ and โYโ
is 5:7 respectively and the ratio of time taken by them to cross a pole is 2:3 respectively. If speed of train โXโ is 105 km/h, then find the speed of train โYโ.Solution
Speed of Train Y = 105 ร (7/3) ร (2/5) => 105 ร 14/15 = 98 km/h
At a particular time during the day, owing to the position of the sun, a 6 feet tall man casts a shadow of 4 feet, whereas a pole next to the man casts ...
What are the variables affected by the passage of light waves from air to glass?ย
Consider the following statements:
1. Kaziranga National Park is a World Heritage Site recognized by the UNESCO.
2. Kaziranga National P...
A triangle has all three sides of length 18 cm. Determine the circumradius of this triangle.
Find the number of 2-digit numbers divisible by both 2 and 4.
Which of the following falls under Article 51A of the Indian Constitution?
Caustic soda is generally NOT used in the ________.
Find the average of first 18 whole numbers.
Which of the following statements is/are correct about National Family Health Survey (NFHS)?
ย ย ย ย ย ย ย I.ย ย ย ย ย ย ย ย ย ย ย It is conduc...
Which of the following books is the foundational book of Sanskrit grammar?