self Maths Puzzle

F
armer Thimmayya bought some mules at Rs. 50each, sheep at Rs. 40 each, goats at Rs, 25 each. and pigs at Rs. 10 each. The average price of the animals per head worked to Rs. 30.How many animals of each kind did he buy

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self Other Question

4 identical blocks of length l are arranged one over the other. the maximum distance of the uppermost block from the edge of teh lowermost block is x such that no block tumbles then x is? An=A(n-1)-A(n-2) where, An is the nth term in the sequence,n is an integer n>=3,A(1)=1,A(2)=1,.Calculate S(1000) where, S(1000) is the sum of 1st 1000 terms.