Subject: General Aptitude · Chapter: Stocks and Shares · Exam: · Marks: · Difficulty:
A man sells ` 5000, 12% stock at 156 and invests th 108. He thereby increases his income by ` 70. How m 156
Answer
Answer (as printed):
Explanation
S.P. of ` 5000 stock = ` × 5000 = ` 7800. 100 12 Income from this stock = ` × 5000 = ` 600. 100 Let investment in 8% stock be ` x and that in 9% stock = 8 9 \ x × + (7800 − x ) × = (600 + 70) 90 108 4 x 7800 − x ⇔ + = 670 ⇔ 16x + 117000 – 15x = (670 × 45 12 \ Money invested in 8% stock at 90 = ` 3600. Money invested in 9% at 108 = ` (7800 – 3600) = ` 4200. 837 ividend. The money invested is such that it gives res? (G.B.O., 2007) e proceeds partly in 8% stock at 90 and 9% stock at uch of the proceeds were invested in each stock? (M.A.T., 2005) ` (7800 – x). 180) ⇔ x = 3600.
Explanation as extracted from the printed page; notation may be imperfect.