A plastic toy costs ₹7. A plastic spoon costs ₹5. X spends ₹38 on these plastic items. Find the number of plastic toys he/she purchased?

Let he bought x number of plastic toys and y number of plastic spoon According to the question, 7x+5y=38 Check through option then if we put x=4 and y =2 then only it will satisfy 7 × 4 + 5 × 2 = 38

Consider the following statements in respect of a rectangular sheet of length 20 cm and breadth 8 cm:

On a chess board, in how many different ways can 6 consecutive squares be chosen on the diagonals along a straight path ?

There are three points P, Q and R on a straight line such that PQ: QR = 3 : 5. If n is the number of possible values of PQ : PR, then what is n equal to ?

Which number amongst 2

^{40}, 3^{21}, 4^{18}and 8^{12}is the smallest?The letters A, B, C, D and E are arranged in such a way that there are exactly two letters between A and E. How many such arrangements are possible?

Consider the following addition problem :

3P + 4P + PP + PP = RQ2; where P, Q and R are different digits.

A man completes 7/8 of a job in 21 days. How many more days will it take him to finish the job if quantum of work is further increased by 50%?

If the price of an article is decreased by 20% and then the new price is increased by 25%, then what is the net change in the price?

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