Quantitative Aptitude - Arithmetic Ability Questions

A car travels 80 km in 2 hours and a train travels 180 km in 3 hours . The ratio ofspeed of the car to the train is

Findout the odd word/letters/number/number pair from the given alternatives.

ax + 5y = 8 has slope of -4/3. What is the value of a?

If x3+ 2x2– 5x + k is divisible by x + 1, then what is the value of k?

In the following question, four number pairs are given. The number on left side of (–) is related to the number of the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

The LCM of two numbers is 66. The numbers are in the ratio 2:3. The sum of the numbers is

20 pens and 46 pencils were purchased for Rs. 235. If the average price of a pencil is Rs. 2.50 then calculate the average price (in Rs.) of a pen.

Asif is twice as good as workman as Bashir and together they finish a piece of work in 30 days. In how many days will Asif alone finish the work?