GP = Sn=a(rn – 1)/(r – 1) Where a = 12, r = 2 Sum of 12 terms = a(r8 – 1)/(r – 1) ⇒ 12 × [(28 – 1)/(2 – 1)] ⇒ 12 × [256 – 1] ⇒ 12 × 255 ⇒ 3060
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‘A’, ‘B’ and ‘C’ started a business by investing Rs. 3,000, Rs. 3,600 and Rs. 2,400, respectively. After 6 months, ‘B’ decreased his inv...
‘A’ started a business by investing Rs. 2000. Four months later, ‘B’ joined by investing Rs. ‘x’. If at the end of the year ‘B’ received...
Anna and Ben initially invested Rs. 12,500 and Rs. 15,000 in a business venture. Six months into the business, Anna added another Rs. 2,500 to her inves...
Ram and Lakhan started a business by investing Rs. 72000 and Rs. 90000 respectively. After 4 months Lakhan withdraws 4/9 of his investment. In 5 months...
A, B and C invest in a business, A invests twice as compared to B and C invests 90% more than A's investment, if all invest for same time duration, then...
Three individuals, R, S, and T, began a taxi service business with investments of Rs. (p-400), (p-1000), and (p+200), respectively. After four months, R...
‘A’ invested Rs. 2400 for ‘x’ months while ‘B’ invested Rs. 400 less amount than ‘A’ for (x + 4) months....
