Question
Which type of pheromones act immediately and bring about
rapid behavioral changes in insects upon release?Solution
Releaser pheromones act almost instantly and trigger specific behavioral responses in insects such as mating or aggression. They are distinct from primer pheromones, which cause long-term physiological changes.
A person sold a house for Rs. 6,00,000 at a 25% loss. At what price should he sell the house to make a 10% profit?
A merchant bought a product for Rs. ‘a’ and marked it 120% above its cost price. He then sold it after giving two successive discounts of 600 and 10...
A man buys cashew nuts at Rs.600 per kg and sells them at Rs.15 per 50 grams. What is his profit/loss percentage?
A shopkeeper buys 25 notebooks at Rs. 32 each and sells all of them at Rs. 40 each. Find his profit percentage.
The HCF and LCM of two natural numbers are 15 and 55, respectively. What is the difference between the two numbers, if one of the numbers is 25?
The purchasing price of 275 articles is equal to the selling price of 250 articles. Find the profit/loss%.
Gita purchased 4 mobiles, 16 watches, and 8 tablets for Rs. 320, Rs. 960, and Rs. 480, respectively, from a seller. By selling each mobile and each watc...
A seller marked his article 80% above the cost price and sold it after offering two successive discounts of 60% and 25% respectively. In the whole trans...
Find the cost of manufacturing each article if a manufacturer estimates that on inspection 14% of the articles he produces will be rejected. He a...
A pen was sold for Rs.166.44 with a profit of 14%. If it were sold for Rs.154.76, then what would have been the percentage of profit or loss?
Relevant for Exams:
