Quantitative Aptitude - Arithmetic Ability Questions

What is the least number that when divided by 63 and 105 leaves remainder 4 in each case?

Which of the following quadratic equations has equal roots?

A boat cover row 12 km upstream in 4 hours and can cover the same distance downstream in 3 hours. What is the speed (in km/hr) of the boat in still water?

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

At what point does the line 2x - 3y = 6 cuts the Y axis?

A businessman imported Laptops, worth Rs 210000, Mobile phones worth Rs 100000 and Television sets worth Rs 150000. He had to pay 10% duty on laptops, 8% on Phones and 5% on Television sets as a special case. How much total duty (in Rupees) he had to pay on all items as per above details?

Find the products : 0.5 x 0.05 x 0.005 x 500

In the following question, select the missing number from the given series.34, 69, 140, 283, ?, 1145