If books bought at prices ranging from Rs.150 to Rs.300 are sold at prices ranging from Rs.250 to Rs.350,

(a) Let the LP be 100 So, cost price = 100 × 70% = 70 SP = 100 × 160% = 160 Profit = 160 – 70 = 90 When profit is 90, LP =...

(b) National income calculated on the basis of current price levels whereas National income at constant prices means that NI is being calculated by using a base year prices to...

(d) The National Development Council (NDC) in its 53rd meeting held on 29th May, 2007 adopted a resolution to launch a Food Security Mission consisting of rice, wheat and pulses...

Potential barrier ‘d’ = 250 meV Initial KE of hole = 300 meV We know: KE of the hole decreases when the junction is forward biased and increases when reverse blased in...

(d)   Colour Red Blue Blue Red Blue Red Type Old Old Old New Old New Subject Law Gazetteers Law Law Gazetteers Gazetteers From above, clearly D is the new law report with a red colour.

(b) Books Covers Volume Law/Medical A Yellow New Law B Green New Law C Green Old Law D Yellow New Medical E Green Old Medical F Green Old Medical Therefore, E and F are old medical extracts and have green covers.

Total mass of solution = 150 + 150 = 300 g Q = Total heat produced = 300 x (28.77-25.35) cal =300 x 3.42= 1026 cal Heat of neutralization = Q/150 x 1000 x...

The correct answer is (A) 50

(a) The distance of moon from the Earth is 364 thousands kms. The Moon is the only natural satellite of the Earth and the fifth largest moon in the Solar...

(i) PxQx + PyQy =M 25Qx+10QY=250 (ii) Slope of Budget Line =(-) Px/Py=(-) 25/10=(-)2.5 (iii) If Qy is to be Zero 25Qx+10Qy=250 25Qx+10(0)=250 Qx=250/25=10 units (iv) If Py falls the consumer will be able to buy more...