Test: Ratio And Proportion, Indices, Logarithms - 3

What must be added to each term of the ratio 49:68, so that it becomes 3:4? 

 If A, B and C started a business by investing Rs. 1,26,000, Rs. 84,000 and Rs. 2,10,000. If at the end of the year profit is Rs. 2,42,000 then the share of each is:

If A:B = 2:3, B:C = 4:5 and C:D = 6:7, then find the value of A:B:C:D

Log₄ (x²+x) - log₄ (x+1) = 2. Find x

Fourth proportional to x, 2x, (x+1) is: 

If x=3^1/3+3^-1/3 then find value of 3x³-9x

If log_a b + log_a c=0 then

The value of log2 (log5 625) is :​

If A:B=2:5, then (10A+3B):(5A+2B) is equal to

Find the sub-duplicate ratio of 81 : 64 ?

 The sub duplicate ratio of 25:36 is

The ratio compounded of 2:3, 9:4, 5:6 and 8:10 is

 The sub triplicate ratio of 8:27 is 

The triplicate ratio of 2:3 is

The student of two classes are in the ratio 5:7, if 10 students left from each class, the remaining students are in the ratio of 4:6 then the number of students in each class is: 

The ratio of two quantities is 3:4. If the antecedent is 15, the consequent is 

The ratio compounded of 4:9, the duplicate ratio of 3:4, the triplicate ratio of 2:3 and 9:7is

The duplicate ratio of 3:4 is 

The ratio compounded of 4:9 and the duplicate ratio of 3:4 is

The recurring decimal 2.7777………….can be expressed as

The ratio of the quantities is 5:7. If the consequent of its inverse ratio is 5, the antecedent is 

The angles of a triangle are in ratio 2:7:11. The angles are 

If p:q =2:3 and x:y = 4:5, then the value of 5px + 3qy: 10px + 4qy is

 Two numbers are in the ratio 2:3. If 4 be subtracted from each, they are in the ratio 3:5. The numbers are 

 If x:y = 3:4, the value of x²y+xy²:x³ +y³ is

 P, Q and R are three cities. The ratio of average temperature between P and Q is 11:12 and that between P and R is 9:8. The ratio between the average temperature of Q and R is

The ratio of two numbers is 7:10 and their difference is 105. The numbers are 

Daily earnings of two persons are in the ratio 4:5 and their daily expenses are in the ratio 7:9. If each saves Rs. 50 per day, their daily incomes in Rs. are

The number which when subtracted from each of the terms of the ratio 19:31 reducing it to 1:4 is 

 If 2s:3t is the duplicate ratio of 2s-p:3t-p then 

The ratio compounded of duplicate ratio of 4:5, triplicate ratio of 1:3, sub duplicate ratio of 81: 256 and sub triplicate ratio of 125: 512 is

The ratio between the speeds of two trains is 7: 8. If the second train runs 400 kms in 4 hours, then the speed of the first train is ?

Division of Rs. 324 between X and Y is in the ratio 11:7. X & Y would get Rupees 

 If a : b = 3:4, the value of (2a+3b) : (3a+4b) is

Anand earns Rs. 80 in 7 hours and Promod Rs. 90 in 12 hours. The ratio of their earnings is

 If x/2=y/3=z/7, then the value of (2x-5y+4z)/2y is

The ratio of market prices of wheat and paddy is 2:3 and the ratio of quantities consumed in a family is 5:4. Find the ratio of expenditure of wheat and paddy.