Find the number of zeros at the end in product `5^6 .6^7 .7^8 .8^9 .9^(10) .30^(31)` .

Convert the following products into factorial: 6.7.8.9.10

Find the mode of the data 7, 8, 9, 9, 10, 7, 11, 10, 7, 6.

Find the greatest number of six digits which on being divided by 6,7,8,9 and 10 leaves 4,5,6,7 and 8 in remainder respectively.

Find the mean of the numbers 7.6, 6.8, 8.5, 9.4, 5.9, 6.4, 9.1 and 4.7

Find the mean of the following distribution: 4 6 9 10 15 5 10 10 7 8

Find the mode from the following data : 8,10,5,8,12,7,8,9,11,7

Convert the following products into factorials 5*6*7^(*)8^(*)9^(*)10

the mode of the data 8, 4, 5, 3, 6, 7, 7, 8, 4, 6, 8, 9 and 9 is 7.