Number Theory
What is the last digit of the expression 37+84?
What is 1?
Solve for x: 3x+4=19
What is 5?
Give an even prime number
What is 2?
What is the next term after: 3, 7, 11, 15, 19?
What is 23?
What is the approximate value of pie (π) rounded off to 3 significant figures?
What is 3.14?
What is the last digit of the expression 125x46?
What is 0?
Solve for x: 5x-7=2x+11
What is the smallest prime number greater than 10?
What is the next term after: 2, 6, 18, 54?
What is 162?
How many degrees are the interior angles of any triangle when added together?
What is 180 degrees?
What is the last digit of the expression 73+91+28?
Solve for x: 2(x+3)=3x-4
What is 10?
List all the prime numbers between 10 and 30
What is the next term after: 2, 5, 10, 17, 26?
How many squares are there on a standard Chess board?
What is 64 squares?
What is the last digit of the expression 7+12x15?
What is 7?
Solve for x: 4(2x-3)=3(x+5)+7
What is 33/5?
Find the smallest prime number greater than 50 whose digits add up to 8?
What is 53?
What is the next term after: 2, 10, 4, 20, 6, 30?
What is 8?
In the sequence: 1, 1, 2, 3, 5, 8, ..., what comes after the term 8?
What is 13?
What is the last digit of the expression 2100+3101?
What is 9?
Solve for x: 3(2x-1)-4(x+2)=2(x-5)+7
What is no solution?
Find the greatest prime number less than 1000?
What is 997?
What is the next term after: 1, 2, 6, 15, 31, 56?
What is 92?
Which ancient civilization is widely credited with developing 0 as a number and using it in a positional number system?
What is India?