A restaurant has 10 booths that will seat up to 4 people each. It 20 people are seated in booths, and NO booths are empty, what is the greatest possible number of boths that could be filled with 4 people?

In how many ways can 4 people be seated in a row containing 6 seats?

Read the following information carefully to answer the questions based on it. A, B, C, D, P, Q, R and S sit in a twoparallel row. Four people in each row. People seated in row-1 face towards the south and people seated in row-2 face towards north. People seated in row-1 face people seated in row-2. All people have a different number of chocolates. Q has 8 chocolates less than R. The one who has 10 chocolates faces the one who has 13 chocolates. One person sits between P and C who has 22 chocolates. P faces the one who sits immediate left of A . S has fewer chocolates than A. A does not like 13 chocolates. One person sits between A and D. Three people sit to the left of the one who faces Q who faces towards the north. The one who has 38 chocolates sits immediately to the right of R. S has thrice as many chocolates as Q has. A has 8 chocolates more than P. The sum of the total number of chocolates having the people sitting in row-1 is 86. One person sits between S and the one who sits opposite the person who has 38 chocolates. Two people sit between the one who has 13 chocolates and Q. If P gives 5 chocolates to R and C lends 4 chocolates to B. Then how many chocolates R and B would have?

Read the following information carefully to answer the questions based on it. A, B, C, D, P, Q, R and S sit in a twoparallel row. Four people in each row. People seated in row-1 face towards the south and people seated in row-2 face towards north. People seated in row-1 face people seated in row-2. All people have a different number of chocolates. Q has 8 chocolates less than R. The one who has 10 chocolates faces the one who has 13 chocolates. One person sits between P and C who has 22 chocolates. P faces the one who sits immediate left of A . S has fewer chocolates than A. A does not like 13 chocolates. One person sits between A and D. Three people sit to the left of the one who faces Q who faces towards the north. The one who has 38 chocolates sits immediately to the right of R. S has thrice as many chocolates as Q has. A has 8 chocolates more than P. The sum of the total number of chocolates having the people sitting in row-1 is 86. One person sits between S and the one who sits opposite the person who has 38 chocolates. Two people sit between the one who has 13 chocolates and Q. Who amongst the following sits second to the left of the person having 24 chocolates?

There are n number of seats and m number of people have to be seated, then how many ways are possible to do this (mltn) ?

There are number of seats and m number of people have to be seated, then how many ways are possible to do this (mltn) ?

There are number of seats and m number of people have to be seated, then how many ways are possible to do this (mltn) ?