A wall with no windows is 11 feet high and 20 feet long. A
large roll of wall paper costs Rs 25 and will cover 60 sq
feet of wall. A small roll of wallpaper costs Rs 6 and will
cover 10 sq feet of wall. What is the least cost for enough
wallpaper to cover the wall?
a) Rs 132 b) Rs 75 c) Rs 120 d) Rs 99
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Answer / indian
d) Rs 99
11* 20 = 220 sq feet
220/60 = 3 with a remainder of 40
3*25=75+24=99 is the answer
| Is This Answer Correct ? | 82 Yes | 5 No |
Answer / chirag shettigar
look total wure feet of wall 11*20=220
60+10 sq.ft= 70sq.ft = rs(25+6)= rs31
70*3+10 sq.ft= 220sq.ft
so 31*3+6=99
| Is This Answer Correct ? | 28 Yes | 2 No |
Answer / gourish
11*20=220
220-(60*3)=40
40/10=4
4*6=24
25*3=75
75+24=99
| Is This Answer Correct ? | 4 Yes | 0 No |
Answer / sandeep kumar sahu
Area of the wall= 11*20= 220 sq. feet
now 220/60 = 3 ( reminder 40 sq. feet)
40/10= 4
25*3= 75rs
6*4= 24rs
total cost = 75+24=99rs
so correct and is 99.
| Is This Answer Correct ? | 2 Yes | 0 No |
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