Related Questions

A ladder is resting against a vertical wall and its bottom is 2.5 m away from the wall. If it slips 0.8 m down the wall, then its bottom will move away from the wall by 1.4 m. What is the length of the ladder?
ক 6.2 m
খ 6.5 m
গ 6.8 m
ঘ \7.5 m
CALENDER (Select correct spelling of the word in capital)
ক Calender
খ Calander
গ Callendar
ঘ Calendar
A painter has painted one-third of a rectangular wall which is ten feet high. When he will paint another 75 square feet of that wall, he will have finished three-quarters of the job. What is the length (the horizontal dimension) of the wall?
ক 18 feet
খ 12 feet
গ 10 feet
ঘ 9 feet
A painter has painted 1/3 of a rectangular wall that is 12 feet high. When he will paint another 50 square feet of the wall he will have finished 50% of the job. What is the length of the wall?
ক 25
খ 50
গ 15
ঘ 20
A marble ball is rolled on a smooth floor of a room to hit a wall. If the time taken by the ball in returning to the point of projection is twice the time taken in reaching the wall, the coefficient of restitution between the ball and the wall, is
ক 0.25
খ 0.50
গ 0.75
ঘ 1.0
If ‘H’ is the height of wall between centers of supports, then the effective height of wall where concrete floors have a bearing on wall irrespective of the direction of span will be
ক 0.75 H
খ 0.85 H
গ 1.0 H
ঘ 1.5 H
A glass ball is shot to hit a wall from a point on a smooth floor. If the ball returns back to the point of projection in twice the time taken in reaching the wall, the coefficient of restitution between the glass ball and the wall is
ক 0.25
খ 0.33
গ 0.40
ঘ 0.50
A painter has painted one -third of a rectangular wall which is ten feet high. When he will paint another 75 square feet of that wall, he will have finished three-quaters of the job. What is the length (the horizontal dimension) of the wall?
ক 18 feet
খ 12 feet
গ 10 feet
ঘ 9 feet
Shahin has purchased a square sheet of plywood of 169 square feet area. To cover a wall he must cut off two feet from a side. What is the area, in square feet, of the wall?
ক 117
খ 121
গ 143
ঘ 141
Saurabh has purchased a square sheet of plywood of 196 square feet area. To cover a wall he must cut of 3 feet from a side. What is the area, in square feet, of the wall?
ক 154
খ 144
গ 169
ঘ 168

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