Exam Maths Puzzle Category

length of rectangular field is 31/3 of its breadth. area is 432 sq mts. perimeter ?

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Exam Other Question

In a bag there are 150 coins of re1,50 paise and 25 paise denominations. If the total value of the coins is rs.150 find how many rupees can be constituted by 50 paise coins find the remainder: p+2/21!
p= 1!+(2*2!)+(3*3!)+..........+(20*20!)