The difference between the largest and the smallest angles of a triangle whose angles are in the ratio of 5:3:10 is1). 20° 2). 30°3). 50°4). 70°
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1. If Rs.900/- Rupees are divided among a,b and c in such a way that A’s share 3 times that of B and B’s share is 2 times that of C. The A’s share is?
2. If ( 2x - y )2 + ( 3y - 2z)2 = 0 , then the ratio x:y:z is
3. A and B have monthly incomes in the ratio 5 : 6 and monthly expenditures in the ratio 3 : 4. If they save Rs.1800 and Rs.1600 respectively, find the monthly income of B:
4. If first and second term of continued proportion are 7 and 28, third number is 112 then fourth term will be
5. In a mixture of 60 litres, the ratio of milk and water is 2 : 1. How much more water must be added to make its ratio 1:2
6. Two numbers are in the ratio 7 : 11. If 7 is added to each of the numbers, the ratio becomes 2 : 3. The smaller number is
7. The amount of extension in a spring is proportional to the weight hung on it. If the weight of 5 kgs produces an extension of 0.4 cm, what weight would produce an extension of 5cm?
8. If 5A = 13B = 7C; find the value of A : B : C
9. Rahul scored 12 marks more than Tanvi. If the ratio of the score of Tanvi to that of Rahul is 3 : 4, what is the sum of their scores ?
10. Rahul spends some part of his income and saves the remaining part. The ratio of his expenditure and saving is 6 : 1. If Rahul’s income is Rs 42000, then what will be his expenditure (in Rs)?
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