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Helium is a noble gas, which is a group of elements known for their low reactivity due to their stable electron configurations. Noble gases are colorless, odorless, and have very low boiling points. Oxygen (O) is a non-metal element essential for life and is commonly found in the atmosphere. Hydrogen (H) is a non-metal element and the lightest element in the periodic table. It is not a noble gas. Carbon (C) is a non-metal element and is the basis of organic chemistry.
Bhawna won 3/5 of the marbles that were there at the beginning of the game. Ravi won 2/3 of the remaining marbles while Sunny won the remaining 80 marbl...
A certain number represents 31.25% of another number. When 150 is added to the smaller number, it becomes 50% of the larger numbe...
(5.53 – 4.07) 2/(4.07 – 3.15)(3.15 – 5.53) + (4.07 – 5.53) 2/(3.15 – 5.53)(5.53 – 4.07) + (3.15 – 5.53) 2
Find the third proportion of 38 and 19.
The sum of the first 123 terms of the geometric progression (GP) is equal to the sum of the first 121 terms of the Ursa geometric progression (GP). When...
The sum of three consecutive odd natural numbers each divisible by 3 is 81. Which number is the largest number among the three numbers?
Out of four numbers, the average of the first three is 16 and that of the last three is 14. If the last number is 17, then find the first number?
Find the least number to be added to the largest 3-digit number which leaves remainder 6 when divided by 4, 5, and 7 so that the result becomes a perfec...