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Two years ago, Mr Singh was 7 times as old as his son. In 3 years' time, he will be 4 times as old as his son. Find Mr Singh's present age.
answered
Jan 22, 2021
Mathematics
high-school
5
votes
34.7k
views
What was life like in Western Europe during the dark ages
answered
Nov 24, 2020
History
middle-school
4
votes
223k
views
Hydrogen gas and oxygen gas react to form water. The balanced equation for the reaction is the following. 2 H2(g) + O2(g) → 2 H2O(g) Write equations to describe the rate of disappearance of H2(g) and the
answered
Sep 23, 2020
Chemistry
college
3
votes
92.0k
views
Which of the following is a technique to achieve the illusion of forms projecting into space?
answered
Aug 30, 2020
History
middle-school
3
votes
109k
views
Who was Francisco Pizarro and how did he help bring about the end of Inca civilization ?
answered
Feb 1, 2020
History
middle-school
4
votes
133k
views
Why does Anna quindlens consider America to be an improbable idea?
answered
Jul 9, 2019
English
high-school
5
votes
153k
views
What is the average lifespan of a puggle?
answered
May 15, 2019
Health
middle-school
3
votes
130k
views
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