Quantitative Aptitude - Arithmetic Ability Questions

In ∆ABC, ∡A + ∡B = 75 and ∡B + ∡C = 140, then ∡B =

For an article the profit is 170% of the cost price. If the cost price increases by 20% but the selling price remains same, then what is the new profit percentage?

At 6% simple interest per annum a sum of money became Rs. 834 in 6.5 years. The sum initially invested was

If R019 is divisible by 11, find the value of the smallest natural number R?

The average temperature for Monday, Tuesday, Wednesday and Thursday was 48° . The average temperature for Tuesday, Wednesday, Thursday and Friday was 52°, If the temperature on Monday was 42°, then the temperature on Friday was (in degrees)

The average of 7 numbers is 30. If the average of first three numbers is 25 and that of last three numbers is 35, then what is the fourth number?

If A alone can do a job in 40 days then, in how many days can B alone do the job if together they can do the job in 8 days?

The ratio of cost price and selling price 25:26. The percent of profit will be