Question
In an election, a voter may vote for any number of
candidates not greater than the number to be chosen. There are 8 candidates and 5 members are to be chosen. In how many way can a person vote?Solution
A voter may cast vote for either 1 candidate or 2 candidates or 3 candidates or 4 candidates or 5 candidates out of 8. The voter may cast vote for 1 candidate in 8C1 ways = 8 The voter may cast vote for 2 candidate in 8C2 ways = 28 The voter may cast vote for 3 candidate in 8C3 ways = 56 The voter may cast vote for 4 candidate in 8C4 ways = 70 The voter may cast vote for 5 candidate in 8C5 ways = 56 Total ways = 218
? = (597.98 ÷ (6.97 2.01 – 3.1)) × 12.9
1153, 1206, ?, 1326, 1393, 1464
What is the least number of square tiles required to pave the floor of a room 11 m 47 cm long and 6 m 82 cm broad?
Which of the following statements is true about LPP?      Â
What is the value of 8 √ 4 × 16 √ 4?Â
If logâ‚“(81) = 4/3, find x.
Calculate the percentage contribution of the South branch's total revenue to the company's total revenue over the three years (2021-2023).
115, 138, 163, 190, 219, ?
A man drives at a steady speed of 75 km/h for 4 hours, followed by another stretch of 3 hours at a consistent speed of 40 km/h. What is his average spee...
A company’s quarterly sales (in lakh units) are:
Q1: 18, Q2: 24, Q3: 21, Q4: 27
Find the percentage increase from...