Quantitative Aptitude - Arithmetic Ability Questions

Two water squash mixtures, the first with a water-to-squash ratio of 5:1 and the letter with a ratio of 3:1 are blended in the ratio 3:2. What is the final water : squash ratio in the blend?

The sum of three numbers is 67. If the ratio of the first number to the second number is 3 : 5 and that of the second number to the third number is 4 : 7, then what is the second number ?

The ratio of the number of marbles that Joyee and Minati had was 5 : 8 while the ratio of the number of marbles that Jacob and Minati had was 7 : 12. What is the ratio of the number of marbles that Joyee and Jacob had?

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

If 3.352 -­ (9.759 -­ x ) -­ 19.64 = 7.052, then what is the value of x?

What is the value of (cos45° + 1/3) ?

Given that tan(θ + 15°) = √3. Then the value of θ is?

X is 25% more efficient than Y. If Y alone can make a chair in 10 days, then X alone can make the chair in how many days?