Get Started with ixamBee
Start learning 50% faster. Sign in now
Sum of the squares of odd number = (n(n+1)(n+2))/6 Where n = Last term = (19×20×21)/6 = 1330 type-2 Sum of the squares of odd number = (n(2n+1) (2n-1))/3 Where n = (Last term+1)/2= (19+1)/2=10 = (10×21×19)/3 = 1330
A train overtakes a bus traveling at a speed of 5 m/s in 8 seconds. If the length of the train is 160 meters, determine the speed...
A vessel is full of a mixture of kerosene and petrol in which there is 18% kerosene, 8 litre are drawn off and then the vessel is filled with petrol. Re...
In a zoo, tiger and ostrich were counted. If heads were counted, there are 400 and if legs are counted there were 820. How many ostrich are there?
In a jar initially containing 'm' liters of pure milk costing Rs. 20 per liter, 50% of the milk is taken out, and honey is added to the remaining milk. ...
Alloy A contains iron and copper in ratio 4:5. Alloy B contains iron and copper in ratio 3: 4. If 63kg of alloy A and 56 kg of alloy B are mixed, then w...
A shopkeeper has 60 kg rice a part of it, he sells at the profit of 30% and rest at loss of 10% and he get the loss of 8% so what is the quantity sold a...
Neha spends 80% of her monthly income. Next month, her income increased by 20% while her expenditure increased by 15%. Due to this, her monthly savings ...
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...
210 liters of oil was poured into a tank, which was still 30% empty. How much oil must be poured into the tank to fill it to the brim?
