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20 questions · timed · auto-graded

Question 71 Mark
The angles of a triangle are in the ratio $2: 3: 4$. Find the angles.
Answer
$40^{\circ}, 60^{\circ}, 80^{\circ}$
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Question 101 Mark
Seema is 10 years elder than Rekha. The ratio of their ages is $5: 3$. Find their ages.
Answer
25 years, 15 years
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Question 121 Mark
If 10 be added to four times a certain number, the result is 5 less than five times the number. Find the number.
Answer
15
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Question 141 Mark
Divide 25 into two parts such that 7 times the first part added to 5 times the second part makes 139 .
Answer
7,18
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Question 161 Mark
Two numbers are in the ratio $3: 5$. If each is increased by 10 , the ratio between the new numbers so formed is $5: 7$. Find the original numbers.
Answer
15, 25
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[1 Mark Question Answer] - MATHS STD 8 Questions - Vidyadip