Quantitative Aptitude
If x and y are two numbers having opposite signs, and x2 : y2 = 16:81, then what is the value of \(\frac{3x + 4y}{2x - 3y}\) ?
\(\frac{12}{25}\)
\(-\frac{27}{40}\)
\(-\frac{24}{35}\)
\(\frac{48}{35}\)
then value of
In a ΔABC, ∠BAC - 90°, AD is drawn perpendicular from A on BC. Which among the following is the mean proportional between BD and BC?
The area of a square is S, and that of the squace formed by joining the mid-points of the given square is A. The value of \(\frac{A}{S}\) is equal to:
The speed of wind during a storm is 105 mm per sec. How long (in seconds) will it take a dust particle suspended in air to travel 1km?
Due to some crisis, some people from State A migrated to State B.and thereby the populatioa of the second State increased bv 19.96%, However, at a later stage, all of them retured to State A. Then by what percentage (correct up to two decimal places) did the population of State B decrease?
A retailer opens her outlet on all seven days of the week. It is observed that ber average sales for Saturdays and Sundays combined is Rs.300, and RS.200 for the remaining five days combined. For a month starting on a Saturday, it was found that the total sales were Rs.7,000. Which among the following months it could be?