All dolls are windows.All bottles are windows.All cars are bottles.

1. All cars are windows

2. some cars are dolls

3. some windows are cars

Which among the above listed are true

How many such digits are there in the number 84315269 each of which is as far away from the beginning of the number as when the digits are rearranged in ascending order?

Among P,Q, R, S, and T,each having a different weight, R is heavier than only P. S is lighter than Q and heavier than T. Who among them is the heaviest?

How many such pairs of letters are there in the word ORDINAL each of which has as many letters between them in the word as in the English alphabet?

Shyam Walked 6 metres facing towards East, then took a right turn and walked a distance of 9 metres.He then took a left turn and walked a distance of a metres. How far is he from the starting point?

Who among the following economists gave the concept of "economies of scale". Which says "many goods and  services can be produced more cheaply in long series"?

The compound interest accrued on an amount of Rs.25,500 at the end of three years is Rs.8,440.5. What would be the simple interest accrued on the same amount at the same rate in the same period?

[(84)2÷28×12] ÷24 =7×?

In a Class of 65 students and 4 teachers, each student got sweets that are 20% of the total number of students and each teacher got sweets that are 40% of the total number of students. How many sweets were there?