Mix Test 9...

If a and b are relatively prime, then what is their LCM?

The paths represented by the equations x – 3y = 2 and -2x + 6y = 5 are

Two dice are thrown at the same time. Then the probability of getting sum of numbers appearing on the top of the dice is more than 9 is

If sin θ = cos(θ - 45º), where θ is acute. Then the value of θ is

The quadratic polynomial whose sum of zeroes is -5 and their product is 6 is

Solution of \(\mathrm{2\left(\frac{2x-1}{x+3}\right)}\) \(\mathrm{- 3\left(\frac{x+3}{2x-1}\right) }\)= 5, x \(\ne\) \(-3,\frac{1}{2}\) is

The table given below shows the daily expenditure on food of 30 households in a locality :

The median of daily expenditure on food is

A man can row a boat at the rate of 4 km/hour in still water. He takes thrice as much time in going 30 km upstream as in going 30 km downstream. Then the speed of the stream is