What is 113in a mixed number?
Convert improper fractions into a mixed number:
By the long division method, an improper fraction is written in mixed numbers as follows:
QuotientRemainderDivisor
When 11is divided by 3
it is found Divisor=3,Quotient=3andRemainder=2
such that 11=3×3+2
thence113=323
Hence, the required mixed number is323.
Cards bearing numbers 3 to 20 are placed in a bag and mixed thoroughly. A card is taken out randomly from the bag. What is the probability that the number on the card is an even number?
Solution set of the inequality 12x−1>11−2x−1is