ऋतुराज गायकवाड़ 7 sixes #yt20 #shorts

'Rio + 20' is the short name for

The head of cockroach is formed by the fusion of six segments and shows great mobility in all directions due to a flexible neck. The neck is a short extension of

The difference between two numbers is 7. Six times the smaller plus the larger is 77. Find the numbers.

Question #2 Sumit went to the market with Rs. 100. If he buys three pens and six pencils he uses up all his money. On the other hand, if he buys three pencils and six pens he would fall short by 20%. If he wants to buy equal number of pens and pencils, how many pencils can he buy?

A fair die is thrown 20 times. The probability that on the 10th throw, the fourth six appears is a."^20 C_(10)xx5^6//6^(20) b. 120xx5^7//6^(10) c. 84xx5^6//6^(10) d. none of these

The sum of first 20 terms of the sequence 0.7, 0.77, 0.777, .. , is (1) 7/9(99-10^(-20)) (2) 7/(81)(179+10^(-20)) (3) 7/9(99+10^(-20)) (3) 7/(81)(179-10^(-20))

The mean of six numbers is 20. If one number is excluded, the mean is 15. Then the value of the excluded number is