A small firm manufactures gold rings and chains. The combined number or rings and chains manufacured per day is at most 24. It takes 1 hour to make a ring and jalf an hour for a chain. The maximum number of hours available per day is 16. If the profit on a ring is Rs. 300 and that on a chain is rs. 190 how many of each should be manufactured daily so as to maximize the profit?
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A microscope can make you `“see”` something as small as the wavelength of wave used to make the observation. Calculate the minimum energy of an electr
Correct Answer - `0.15 keV`
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From the following data, calcualte value added by firm X and by firm Y: (i) Closing stock of firm X 20 (ii) Closing stock of firm Y 15 (iii) Opening s
VA by X=v+i-iv-vi-ix =300+20-5-100-50 =rs 165 lakh V.A. by `Y=viii+ii-iii-vii` `=250+15-10-80` =rs 175lakh
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Calculate value-added by firms A and B from the following data: (i) Purchases by firm B from firm A 40 ) Sales by firm B 80 (iii) Imports by firm B 10
V.A. by `A=i+viii-ix-vii` `=40+20-10-20` =rs 30 lakh V.A. by `B=ii+vi-v-i-iii` =`80+20-15-40-10` =rs 35lakh
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From the following data, find out value added by firm X: (i) Sales by firm Y to firm X 400 (ii) Sales by firm X to households 500 (iii) Purchases by f
`GVA_(mp)` by X=(ii+iii)+(v-iv)-(i) `=(500+300)+(75-25)-400` =rs 450lakh.
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When a partner takes responsibility to make payment of any outside Liability of the firm, the account credited will be ?
Correct option is: (C) Partners Capital A/C
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Two co-axisal rings, each of radius R, are separated by a small distance l(ltltR) and carry charges q and -q.Find the electric potential and field at
Correct Answer - `varphi=(q//x)/(4piepsilon_(0)(R^(2)+x^(2))^(3//2)),E=(ql(R^(2)-2x^(2)))/(4piepsilon_(0)(R^(2)+x^(2))^(5//2))`
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Shiva can type `x` words per hour while Sreevias can type `y` words per hour. Shiva works for 5 hours per day and Sreenvias works for 7 hours per day.
Correct Answer - `5x + 7y ge 700`
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Machine A can produce 6 items per hour and machine B can produce 11 items per hours. If machine A works for x hours and B works for y hours in a day a
Correct Answer - `6x + 11y le 200`
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300 men can construct a200m long wall in 12 days working 8 hours a day. In how many days can 120 men construct 180 m long wall working 9 hours per day
\(\frac{M_1D_1H_1}{W_1}=\frac{M_2D_2H_2}{W_2}\) M1 = 300, D1 = 12, H1 = 8, W1 = 200 M2 = 120, D2 = ? H2 = 9, W2 = 180 \(\frac{300\times12\times8}{200}=\frac{120\times D\times7}{180}\) D = 24 days
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Collect information about different chemical compounds as per their applications in day-to-day life.
No. Chemical compound Applications i. Vinegar(CH3COOH) Preservation of food, salad dressing, sauces, etc. ii. Magnesium hydroxide [Mg(OH)2] Common component of antacids (used to relieve heartburn, acid indigestion and stomach upset.) iii. Baking soda (NaHCO3) Cooking, antacid, toothpaste, etc. iv. Sodium benzoate (C6H5COONa) Used as food...
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