Quantitative Aptitude - Arithmetic Ability Questions

A student has to secure 35% marks to pass in a subject. If he gets 82 and fails by 23 marks. What is the maximum marks of the subject?

Find the odd word/letters/number from the given alternatives.

If 3x + 5y + 7z = 49 and 9x + 8y + 21z = 126, then what is the value of y?

If x - y = -6 and x + y = 16, then x2- y2 is?

A school has 8 periods of 45 minutes each, every day. How long will each period be if the school has to have 9 periods everyday, assuming the working hours to be the same?

Number of composite numbers lying between 67 and 101 is

Find the odd word / letter / number from the given alternative

If Sec θ = 5/3, then what is the value of Cosec θ?