If 8+ √k=15, then k = ?
A. 7
B. 49
C. 529
D. ✓7
সঠিক উত্তরঃ
B.
49
Explanation:
Related Questions (Any University/Year)
- A club wants to mix 20 pounds of candy worth $5.00 per pound with candy worth $5.00 per pound to reduce the cost of the mixture to $5.00 per pound. How many pounds of the $5.00 per pound candy should be used?
- X:Y=3:4 হয় 3Y-X:2X+Y কত হবে?
- If one number exceeds another number by 13 and the large number is 3/2 times the smaller, then the smaller number is-
- ফেরি পারাপারে চালকসহ একটি গাড়ি পার করার খরচ ৫ ডলার। যাত্রীর জন্য অতিরিক্ত ভাড়া ৫০ সেন্ট। যদি একটি গাড়ি পার করতে ৬.৫ ডলার খরচ হয়ে থাকে তবে গাড়িতে মোট কতজন লোক ছিল।
- যদি দুইজন টাইপিস্টের দুই পৃষ্ঠা টাইপ করতে দুই মিনিট সময় লাগে তাহলে ছয় মিনিটে আঠার পৃষ্ঠা টাইপ করতে কতজন টাইপিস্ট লাগবে?
- A 60 litre mixture of sugar and water contains sugar and water in the ratio 2:3. How many litres of the mixture should be replaced by sugar so that the ratio of sugar and water become 1:1?
- If P denotes + Q denotes - R, denots +and S denotes X, then what is the value of 18s36R12Q6p7?
- 39 persons can repair a road in 12 days, working 5 hours a day. In how many days will 30 persons, working 6 hours a day, complete the work?
- একটি সংখ্যার ৪ গুণের সাথে ১০ যোগ করলে উত্তর হয় সংখ্যাটি ৫ গুণ অপেক্ষা ৫ কম । সংখ্যাটি কত?
- What is the smallest positive integer K such that the product 1575 x K is a perfect square?
- Thirty percent of the members of a swimming club have passed the lifesaving test. Among the members who have not passed the test, 12 have taken the preparatory course and 30 have not. How many members are there in the swimming club?
- After 2 females leave a party there are twice as many males as females. Then 9 males leave the party and there are twice as many females as male. How many females attended the party?
- The average age of 11 players of a cricket team is decreased by 2 months when two of them aged 17 years and 20 years are replaced by two new players. The average age of the new players is
- In a pickup van, in addition to 50 hens, there are 45 goats and 8 camels with some keepers. If the total number of their feet be 224 more than the number of their heads in the van, find out the number of keepers in the van.
- The length of each side of square A is increased by 100 percent to make square B. Again the length of each side of square B is increased by 50 percent to make square C. By what percent is the area of square C greater than the sum of the areas of square A and B?
- In a model high school, Physics course is divided into two sections. In section A, average score in the final exam was 92, while in section B, the average score was 84. If the average score of all 40 students in the course was 89, how many students are in Section A?
- If y% of x is 29 what is the value of x?
- ৫-এর কত শতাংশ ৭ হবে------
- For a picnic, a bus was rented for Tk. 2400 and it was decided that every passenger would have to share the fare equally. But due to the absence of 10 passengers, fare per head was increased by Tk. 8. How many passengers did go by the bus?
- If the population of Town B is 50% greater than the population of Town A, and the population of Town C is 20% greater than the population of Town A, then what percent greater is the population of Town B than the population of Town C?
- 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?
- A dishonest milkman professes to sell his milk at cost price but he mixes it with water and there by gains 25% . The percentage of water in the mixture is:
- There were n books in a store. After 1/6th of the books were sold and 5 more books were procured, the total number of books in the shop stood at 65. What was the original number of books in the shop?
- If 4 is subtracted from one-fourth of a number, the result is 20. Which of the following is the number?
- In a basket of fruits, the ratio of number of apples, bananas, and oranges is 3:4:8. If the number of apples is 9, how many bananas does the basket have?
- If 5 students run a mile in 5 minutes, how much time will 50 students take to run a mile?
- ABCD একটি সামন্তরিক। BD এর দৈর্ঘ্য = 2। BCD ত্রিভুজের সকল কোণ সমান। সামন্তরিকটির পরিসীমা কত?
- A salesman makes a 20 percent commission on the selling price of each set of encyclopedias he sells. If he sells 12 identical sets of encyclopedias and makes $1,800 in commissions, what is the selling price of each set?
- A hospital needs 150 pills to treat 6 patients for a week. How many pills does it need to treat 10 patients for a week?
- What is 0.04 × 0.032 in terms of percent?
- Each of the following problem has a question and two statements which are labeled 1. and. Use the data given in 1. and 2. to decide whether the statements are sufficient to answer the question.Select one of the following . a.Statements (1) ALONE is sufficient,but (2) ALONE is not sufficient. b.Statements (2) ALONE is sufficient,but (1) ALONE is not sufficient. c. Both statement TOGETHER are sufficient but statement alone is sufficient . Is K a multiple of 6? (1)K is a multiple of 3. (2) K is a multiple of 12.
- যদি x+y=৫ এবং x-y=৫ হয়, তাহলে xy এর মান কত?
- ০.০০১ x ১০০০ = =?
- After X% of their games had been played. Leicester had won 40% of their games. They won 30% of the rest of the games. In terms of X which of the following expresses the percentage of games Leicester had won at the end of the season?
- মাহি, রাহি ও রাজনের বর্তমান বয়সের সমষ্টি ১০২ বছর। ৪ বছর পূর্বে তাদের বয়সের অনুপাত ছিল ৪ঃ৫ঃ৬। মাহির বর্তমান বয়স কত?
- Raisa took one cup of half olive-oil and half vinegar and poured it in a jar that had equal parts of olive-oil, vinegar, and water. If the result is a three-cup mixture of salad dressing, what portion of the dressing is olive-oil?
- 9 numbers are written in ascending order, middle number is average of that nine numbers. Average of five larger numbers is 68 and also average of five smaller numbers is 44. What is the sum of all nine numbers?
- একটি ঝুড়িতে আপেল এবং কমলা মিলিয়ে ৬৫ টি ফল রয়েছে। প্রতিটি আপেল ২১ টাকা এবং কমলা ১৮ টাকা দরে কেনা হয়েছে। সবগুলা ফল কিনতে যদি ১২৬০ টাকা খরচ হয় ত??ে আপেল এবং কমলার মোট দামের পার্থক্য কত?
- The total price for a watch and a chain is Tk. 500. if the price of the watch increases by 10% and that of the chain by 5%, the total price becomes Tk 545. What is the price of the chain?
