৩৫১১
If I have a number and add 6 , I get same result as if I double the number and subtract 21. Find the number.
উত্তর
27
৩৫১৪
A dealer offers a cash discount of 20% and still makes a profit of 20% , When he further allows 16 articles to a dozen to a particularly sticky bargainer How much percent above the cost price were his wares listed?
উত্তর
Try your self
৩৫১৫
A shipping clerk has five boxes of different but unknown weights each weighing less than 100 kg. sThe clek weighs the boxes in pairs. The weights obtained are 110, 112, 113 , 114 , 115,116,117,118,120 and 121 kg. What is the weight of the heaviest box?
উত্তর
Cannot be determined
৩৫১৬
The angles of a triangle are in the ratio of 2: 3: 4 the largest angle in the triangle is?
উত্তর
80
৩৫১৮
A sum of money will triple itself in 20 years at simple interest with yearly rate of?
উত্তর
10%
৩৫১৯
The population of atownincreased from 1,75,000 to 2,62,500 in a decade. The average percentage increase of the population per year is?
উত্তর
5%
৩৫২০
If the length of a rectangle is increased by 20% and the width is decreased by 20% , the area is?
উত্তর
decreased by 4%