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Start learning 50% faster. Sign in nowPink bollworm is monophagous pest and only attacks the cotton. Cotton bolls can be effectively protected from pink bollworm by spraying insecticides at 10 days interval till the effective boll formation.
A glass contains a certain quantity of vodka. After removing 8 liters of vodka and replacing it with lime, this process is repeated twice more—first, ...
The average weight of boys in a class is 65 kg, while the average weight of girls is 45 kg. If the overall average weight of the class is 50 kg and the ...
Length and breadth of a rectangular field is (x + 5) cm and (x – 4) cm, respectively. If the cost of ploughing the field at a rate of Rs. 7 per cm² i...
In what ratio should Darjeeling Tea costing Rs. 500 per kg mixed with Assam Tea costing Rs. 350 per kg, so that by selling the mixture at Ra. 480 per ...
The seller sold a total of 40 kg of rice bags, comprising Basmati Rice and Brown Rice. The cost price of Basmati rice is Rs.72/kg, and that of Brown ric...
A school conducted a survey on the number of students participating in various extracurricular activities over three years. The data is as follows (in n...
A car travel 20km/h for 30 min and at x km/h for 45 min. If the average speed of the car for entire journey is 14 km/h find the value of x.
In a triangle ABC, angle A = 45 degrees, angle B = 60 degrees, and side a = 10 units. Find the length of side b.
Two trains, A and B, are traveling towards each other on parallel tracks. Train A is traveling at a speed of 60 miles per hour, and Train B is traveling...
Cost of two types of pulses is Rs.30 and Rs, 35 per kg, respectively. If both the pulses are mixed together in the ratio 2:3, then what should be the pr...