Amisha sells a cycle to amir at a profit of 10%. amir sells the same cycle to abishekh at a profit of 20%. if abishekh has sold it for rs3300 there by earning a profit of 25%, find the cost price of it for abishekh

CB for Abishekh: 3,300 x 100/125 =2,640

CB for Amir: 2,640 x 100/120=2,200

CB for Amisha: 2,200 x 100/110=2,000

Step-by-step explanation:

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f(2) = 12

step-by-step explanation:

to determine the second term substitute n = 2 into the recursive formula

f(2) = 0.5 × f(2 - 1) + 10

      = 0.5 × f(1) + 10

      = 0.5 × 4 + 10 = 2 + 10 = 12