How many times would zero be used while writing all the natural numbers from 1-63 in the binary system?
Plz help
Suppose all the teams batting first in one-day international cricket score between 200 and 399 runs (both included) and each score between 200 and 399 is equally likely, what is the probability that Team A scored the same number of runs in two matches when batting first?
a) 1% b) 2% c) 0.5% d)more info required
OA : C
my doubt is why is'nt the required probablity 0.25%, i.e. 0.5 for ist innings and 0.5 for the next?..
Certain work is completed in 4 days by certain number of workers. The employer pays Rs.10 to each worker every hour. All the workers work for 9 hrs daily. Minimum of 2 workers and maximum of 8 workers can work everyday. On Day 1 three workers are employed and five workers work on Day 4. Every consecutive day either 1 or 2 workers can be added or subtracted from the previous day.
How much less amount is required, if minimum number of workers complete the work instead of maximum number of workers?
A and B are two points on a circle x2+y2=49. Find the probability approximately that the major arc formed by these points is more than 35 units.
64
18 men and 24 women can complete a piece of work in 16 days.All of them started working together but after 12 working Days,the women stopped working together.12 men completed the work in 9 days.how many days will take to complete the entire job if only 24 women have to complete the job?
4 unbiased die are rolled, in how many ways can one have a total of 19?
number of positive integral solutions of abc=42 ?
A and B will play one game of Rock, Paper, Scissors. In this game, each will select and show a hand sign for one of the three items. Rock beats Scissors, Scissors beat Paper, and Paper beats Rock. Assuming that both A and B have an equal chance of choosing any one of the hand signs, what is the probability that A will win?
In a class of 120 students, the following information is known:
– 95% of the students like at least one fruit among Apple, Mango and Orange.
– The number of students who like Mango is equal to the number of students who like Orange.
– 20% of the students who like Apple like the other two fruits as well.
– 66.66% of the students who like exactly two fruits like Mango.
– 40% of the students who like Apple like exactly one more fruit.
– The number of students who like Mango is 10 more than the number of students who like Apple.
– The number of students who like at least two fruits is equal to the sum of the number of students who like only Apple and the number of students who like only Mango.
What % of students who like mango like exactly one more fruit?
OA: 40% (Need solution)
Any easy way to solve reflection based questions?
y=|x-1| + |2x-1| + |3x-1|+....................|20x-1| for what value of x will y attain minimum?
Please solve.
Please help with this
*****Please provide the approach!!******
A train overtakes a cyclist travelling in same direction in 20 seconds. After travelling for 20 minutes from the time it started overtaking the above cyclist, it starts crossing a second cyclist coming in the opposite direction and takes 18 seconds to complete the crossing. After how many seconds from the time the train crossed the second cyclist, do the two cyclists meet each other?
MIXTURES :: Can someone explain the concentrations step by step?
Getting confused by the term "20%" at different points in question
A mixture of alcohol and water comprises 80% alcohol. First, 20% of the mixture is replaced with water and then the volume of the resultant mixture is increased by 20% by adding only alcohol. If the entire process is then repeated once all over again, what is percentage of alcohol in the final mixture?