Question
Find the sum of the first 30 natural
numbers.Solution
Sum of first 'n' natural numbers = n(n + 1) ÷ 2
Required sum = 30 × (30 + 1) ÷ 2 = 30 × 31 ÷ 2 = 465
Clay soil contains which type of pores to a large extent?
What is the optimum temperature range for germination of wheat seed ?
What is the percentage of world cotton consumption that India represents?
Which of the following combination of slope percent and class of land is/are correct?
Magnesium is an important constituent of :
What is the primary difference between a slip share and a slip nose share?
Which agenda of SDGs of UN addresses zero hunger?
……………………. Is the distance between the lowest point of die tractor from the ground surface
Which of the following is not a function of Auxin?Â
The disease related with apple is known as
