Directions: The table given here shows the production of five types of cars by a company in the year 1989 to 1994. Study the table and answer questions.

During the period 1989-94, in which type of cars was a continuous increase in production?

P can complete a piece of work in thrice the time taken to complete Q and R together. If P and Q together can complete the work in $$ 9{3\over 5} $$ days and R alone complete in 16 days, then find the no of days taken to complete the work by P alone?

Directions : Read the graph and answer the following questions.

What is the difference in profit between 1983 and 1984 (in lakhs of rupees) ?

158.25 x 4.6 + 21% of 847+?= 950.935045

Direction: Study the information given below carefully and answer the questions given below.
Three companies A, B and C manufactured two types of bottles viz Steel and Copper. Total number of bottles manufactured by the company is 1000. The ratio between the number of copper bottles manufactured by A and the number of Steel bottles manufactured by B is 13: 17. The total number of Copper bottles manufactured by C is 164. The number of Copper bottles manufactured by B is 25 more than the same type of bottles manufactured by A. The 14.28 % of the number of Copper bottles manufactured by B is equal to the 1/9th of the total number of Steel bottles manufactured by C. The number of Steel bottles manufactured by A is 122 which is 21 less than the number of Copper bottles manufactured by the same company.

Find the average number of steel bottles manufactured by A, B and C. 

How many grams of water should be mixed in 9 grams of shaving lotion having 50% alcohol content so that the alcohol content in the lotion becomes 30%?

(49)¹⁵ – 1 is exactly divisible by: 

The height of a solid cylinder is 30 cm and the diameter of its base is 10 cm. Two identical conical holes each of radius 5 cm and height 12 cm are drilled out. What is the surface area (in cm²) of the remaining solid?