Which of the following muscles regulates the exit of food from the stomach into the small intestine?
Sphincter
The sphincter muscle controls the exit of food from the stomach into the small intestine by regulating the opening and closing of the pyloric valve.
Important Questions from Permutation and Combination
m parallel lines cut n parallel lines giving rise to 60 parallelograms. What is the value of (m + n) ?
5-digit numbers are formed using the digits 0, 1, 2, 4, 5 without repetition. What is the percentage of numbers which are greater than 50,000 ?
In a race, there are 4 members in a team. Each member has to cover 5 km one after another. If the total time taken is 30 minutes, then what would have been the average speed?
If Quantity A is the number of ways to assign a number from 1 to 5 without repetition to each of four people, and Quantity B is the number of ways to assign a number from 1 to 5 without repetition to each of 5 people, then which of the following statements is correct with respect to Quantities A and B?
The number of (a,b,c), where a,b,c are positive integers such that abc = 30, is
