The foot of a ladder is 2m away from a vertical wall. The height of the top of the ladder is 2.m less than the length of the ladder. What is the length of the ladder?
A. 42m
B. 4.25 m
C. 32 m
D. 42.5 m
Explanation:
Related Questions (Any University/Year)
- 80 apples were stored in two baskets in such a way that 6 times the content of the larger basket is 16 more than 10 times the content of the smaller basket. How many apples were stored in the smaller basket?
- নিচের কোন সংখ্যাটি দুটি ধনাত্মক সংখ্যার গুনফল যার যােগফল হচ্ছে ৩?
- A man purchased equal number of bananas at two different rates- one at the rate of 8 taka per dozen and the other at the rate of 10 taka per dozen. After that, he sold those bananas at an average rate of 11 taka per dozen and thus made a profit of 100 taka. How many dozens of banana did he purchase altogether?
- There are 40 socks in a drawer. 70% of the socks are red and the rest are blue. What is the minimum number of socks that must be taken from the drawer without looking in order to be certain that at least two red socks have been chosen?
- 40% of students in a class are smart. The rest are stupid. Half the students play sports and half don't. If 20% of the students are smart and play sports, what percent of the students are stupid and don't play sports?
- The difference between the interests received from two different banks on Taka 500 for 2 years in Taka 2.5. The difference between their rates is_____.
- If the product of two numbers is 10 and sum of the two numbers is 7, which is the larger of the two numbers?
- 50% of = 250
- If X and odd negative integer and Y is an even position integer then XY must be------.
- Three partners A, B, C invest Tk.26000, Tk.34,000 and Tk.10000 respectively in a business. Out of a profit of Tk. 3500, B's share is
- If 25% of x equals 30% of y and 24% of y equals 20% of z, what is the ration of x to z?
- The sum of the squares of the two consecutive integers is 145. The sum of the positive integers is:
- একজন ব্যাটসম্যান 26 রান করায় তার ব্যাটিং গড় 15 থেকে বেড়ে 16 হলাে। কত রান করলে তার ব্যাটিং গড় 20 হতাে?
- A man and his wife have seven sons, and everyone of the sons has a sister. How many are there in the family?
- A straight fence is to be constructed from posts 6 inches wide and separated by lengths of chain 5 feet long. If a certain fence begins and ends with a post, which of the following could not be the length of the fence in feet? (12 inches =1 foot)
- Two men P and Q Start from a place walking at 5 km /hr and 6.5 km/hr, respectively . What is the time they will take to be 92 km apart , they walk in opposite directions?
- An error 2% in excess is made white measuring the side of a square. The percentage of error in the calculated area of the square is:
- 6 pints of a 20 percent solution of alcohol in water are mixed with 4 pints of a 10 percent alcohol in water solution. The percentage alcohol in the new solution is
- The population of City X is 40% of the population of city Y. The population of city X is what percent of city X and city Y together?
- ভারসাম্য রক্ষা করতে নিচের চিত্রের বামদিকে কত ওজন রাখতে হবে?
- A rope , x feet long, is cut into two pieces such that the length of one piece is 1 foot more than twice the length of the other piece. Which of the following is the length, in feet, of the larger piece?
- ২ঃ৩ এর ব্যস্তানুপাত---
- In his pocket , a boy has 3 red marbles , 4 blue marbles , and 4 green marbles , How many marbles will he have to take out of his pocket to ensure that he has taken out at least one of each colour?
- In a class of 78 students 41 are taking French, 22 are taking German. Of the students taking French or German, 9 are taking both courses. How many students are not enrolled in either course?
- In a group of 100 adults, 75 percent of the women are left-handed. If there are 12 right- handed women in the group, how many men are in the group?
- A can do a work in 15 days and B in 20 days. If they work on it together for 4 days, then the fraction of the work that is left is:
- There are 209 doctors and nurses in a hospital. If the ratio of the doctors to the nurses is 11: 8, then how many nurses are there in the hospital?
- How many sixes did he hit?
- ৪টি গরু ৪ দিনে ৪ বালতি দুধ দিলে, কত দিনে ৮ টি গরু ৮ বালতি দুধ দিবে?
- The number of students on each section of a school is 24. After admitting new students, three new sections were started. Now, the total number of sections is 16 and there are 21 students in each section. How many new students were admitted?
- The average weekly salary per head of all employees is tk .1000 (Supervisors and labours). the average weekly per head salary of all supervisors is TK. 6000 while the average weekly salary per head of all labours is TK .750 ,if there are 840 labours in it find the number of supervisors
- স্রোতের প্রতিকূলে যেতে যে সময় লাগে , অনুকূলে যেতে তার অর্ধেক সময় লাগে । যাতায়াতে যদি ১২ ঘন্টা সময় লাগে, তাহলে স্রোতের অনুকূলে যেতে কত ঘন্টা সময় লাগে?
- A picnic was arranged by m students. Total cost of the picnic was estimated to be y taka. Unfortunately, z students withdrew their names from the picnic. How many more taka would each of the remaining students have to pay?
- A large tanker can be filled by two by two pipes A and B in 60 minutes and 40 minutes respectively. How many minutes will it take to fill the tanker from empty state if B is used for half the time and A and B fill together for the other half?
- When positive integer x is divided by positive integer y, the remainder is 9. If x/y = 96.12, what is the value of y?
- 3, 9 ও 4 এর চতুর্থ সমানুপাতিক কত?
- If M men can do a job in 10 days, how long will it take for 10 men to complete the task, assuming that they work at the same rate?
- Instructions: DO NOT USE CALCULATOR. Figures are not drawn to scale. Kalam takes 2 days more than what Zakir takes to produce x chairs. They work together for 6 days and produce 24x chairs. How many days will it take Kalam to produce 2x chairs?
- Which game has ascending number of students from class IX to XII?
- Which of the following fractions is the smallest ?
