Quantitative Aptitude - Arithmetic Ability Questions

The average temperature of Monday ,Tuesday , Wednesday and Thursday is 60°, The average for Tuesday, Wednesday, Thursday and Friday is 63°; If the ratio of temperature for Monday and Friday is 21 : 25, then what is the temperature of Friday ?

If A has got 20% more marks than B, then by what percent marks of B are less than the marks of A?

A Rs 1000 box of cookies is offered at 10% discount and a Rs 400 bar of chocolate at 8% discount. If we buy 2 boxes of cookies and 3 bars of chocolate, what is the effective discount we get (in %)?

If 2/3(6x/5 - 1/4) + 1/3 = 9x/5, then what is the value of x?

If Cos θ = 15/17 , then what is the value of Cosec θ?

Ticket for an adult is Rs 1600 and a child is Rs 600. 1 child goes free with two adults. If a group has 17 adults and 7 children what is the discount the group gets?

Two motorcycles are moving towards each other with the speeds of 38 km/hr and 88 km/hr respectively. One second before the collision what will be the distance (in metres) between the two motorcycles?

∆PQR is right angled at Q. If cosecP = 17/15, then what is the value of sinR ?