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Let the selling price of one mango be Rs. x So, the selling price of 23 mangoes = Rs.23x Now, => 23x = 200 – 2x => x = 8 Therefore the selling price of 23 mangoes = 23 × 8 = Rs.184
A man covered 40 km by bus and rest 25 km on foot. If the speed of the bus is 150% more than that of the man and the whole distance is covered in 2 hour...
If both the roots of x 2 + kx + 49 = 0 are real and equal, then find the value of 'k'.
If a +`1/b` = 1 and b +`1/c` =1 , then the value of c +`1/a` is
If ( m+n ) : √ (mn) = 4, m>n , Then find the value of m : n ?
A train takes 25 seconds more to cross a 750 metres long platform than it does to cross a 350 metres long bridge. If the time tak...
If x + y + z = 9 and (x2 + y2 + z2) = 21, then find the value of (xy + yz + zx)
If 2x+1, x+2, 2 and 5 are in proportion, then what is the mean proportional between 3.5(1-x) and 8(1+x)?
