Question
A man spends 40% of his income on household items, 30%
on buying gifts and 50% of the remaining on transportation. If he is left with Rs. 3900 then how much he spends on household items?Solution
Let the total income be x. So, x – 40% of x – 30% of x – 50% of (100 – 40 – 30)x/100 = 3900 => x – 40% of x – 30% of x – 15% of x = 3900 => 15% of x = 3900 => x= 3900 *100/15 = Rs. 26000 Total amount spend on househols items = 26000 * 40/100 = Rs. 10400
Lichens, the pioneer organisms that initiate ecological succession are actually a symbiotic association of
Hopper burn is a symptom of _____
On brinjal crop, malathion 50 EC is sprayed in the concentration of:
Which of the following method is used for corrections of defects in any popular variety?
Chhena of better quality is prepared from
How does the Refugia Technique prevent the development of resistance in bollworms against Bt cotton?
Dihybrid ratio 9:3:3:1 in F2 results due to independent assortment of :
Diffusion of water or other solvent through a semi-permeable membrane is called
Disorders like Hollow Stem of Cauliflower; Browning of Cauliflower ; Top sickness of Tobacco is caused due to the deficiency of
Crop failure due to prolonged dry spells during crop period and less than 75 days of crop growing season are the characteristics of which type of farming?
Relevant for Exams:
