If 4 people can pack 20 cartons per hour, how many hours will it take 8 people to pack 40 cartons?
A. 1
B. 2
C. 4
D. 8
E. None
NSUSPRINGসাধারণ গণিতবীজগণিতীয় রাশিবীজগণিতীয় রাশি (Topic Practice)NSU - ⚡ অনলাইন প্রশ্নব্যাংক দেখুন 💥
সঠিক উত্তরঃ
A.
1
Explanation:

Related Questions (Any University/Year)
- যদি a + b =2 এবং ab=1 হয় , তবে a এবং b এর মান যথাক্রমে -
- It x/(y-I 1) 2/5, then y = ?
- 210 এবং 220- এর গড় কত?
- Helpers are needed to prepare for the fete. Each helper can make either 2 large cakes per hour, or 35 small cakes per hour. The kitchen is available for 3 hours and 20 large cakes and 700 small cakes are needed. How many helpers are required?
- (6^5 -6^4)/5=
- If x0.09=3, then x=?
- If x is not a negative number, what is the maximum possible value of 22 - 3x?
- ৩০ জন লোক কোনো কাজ ২৪ দিনে করতে পারে। কাজ আরম্ভের ১২ দিন পর ১৫ জন লোক চলে গেলে বাকি লোক কত দিনে অবশিষ্ট কাজ সমাধান করতে পারবে?
- Pallab has exactly 3 times as many Bangladeshi as non- Bangladeshi stamps in his collection. Which of the following cannot be the number of stamps in Pallb's collection?
- 16 ounces of fresh orange juice contains 216 calories and 16 ounces of fresh grapefruit juice contains 174 calories. If an 8-ounce mixture of these two juices contains 94 calories, what fraction of the mixture is orange juice?
- The difference of two numbers is 11 and one- fifth of their sum is 9. Find the numbers.
- আট বছর আগে টিনার বয়স ছিল ৩২ বছর। X বছর আগে তাঁর বয়স কত বছর ছিল?
- (2x-1)2÷x-5 is equal to
- Mostafa had traveled 1/3 of the total distance of his trip when his car broke down. He finished the journey on foot, spending twenty times as long walking as he had spent driving. How many times faster was his driving speed than his walking speed?
- If Mario was 32 years old 8 years ago, how old was he x years ago?
- X CDs can be purchased for Tk.y. How many CDs can be purchased with Tk. Z
- 32% students from a class dropped out. 3% of them went abroad. If 60% of them are in probation and the remaining 12 are not in probation, how many students from the class are in probation?
- An employer pays 3 workers X, Y and Z a total of Tk. 36600 a week. X is paid 125% of the amount Y is paid and 80% of the amount Z is paid . How much does X make a week?
- If x/y=2/3, what is the Value of 3x/2y ?
- Antara has exactly 3 times as many Spanish as non-Spanish stamps in her collection. Which of the following CANNOT be the number of stamps in Antara's collection?
- If x: y =5:2 , then (8x+9y) : ( 8x +2y) is
- যদি 2A = 3B =4C হবে, তবে A : B : C কত হবে?
- কোনো গ্রামের জনসংখ্যার মধ্যে পুরুষের সংখ্যা ৫৫% । ঐ গ্রামের পুরুষের সংখ্যা ১,১০০ হলে ঐ গ্রামের মোট জনসংখ্যা কত?
- a,b ∈R;a=not 0, b=not 0 হলে a0+b0 এর মান কত?
- যদি a : b = 3 : 5 এবং a : c =5 : 7 হয়, তবে b : c = ?
- A jar contains marbles of four different colors . The number of blue marbles is 3 times as many as the yellow ones. The number of red marbles is half that of the yellow ones. The number of orange marbles is equal to the number of red ones . What percent of the marbles are orange colored ?
- Three times the first of three consecutive odd integers is 3 more than twice the third. What is the third integer?
- Mixture X is 40 percent peanut and 60 percent hazel nut by weight-, mixture Y is 25 percent peanut and 75 percent cashew nut. If a mixture of X and Y contains 30 percent peanut, what percent of the weight of this mixture is X?
- If 5 years ago, Jamil was half as old as he is now, how old will he be in x years?
- A farmer can pick 12 cabbages in one hour. Working at the same rate, how long in hours would it take two farmers to pick 48 cabbages.
- One night 18 percent of the female officers on a police force were on duty. If 180 officers were on duty that night and half of these were female officers, how many female officers were on the police force?
- If x=3 and y=1/6 then the value of x in terms of y is -
- b এর ০৩ গুণের সাথে ৭ যোগ করলে যোগফল ৩৭ হয়, b এর মান কত?
- দুই অংক বিশিষ্ট একটি সংখ্যার দশক স্থানীয় অংকের তিনগুন। অংকদ্বয় স্থান বিনিময় করলে সংখ্যাটি কত হবে?
- If x and y are positive integers, each greater than 1, and if 13(x-1)= 17(y-1), what is the least possible value of (x+y)?
- If kabir loses 8 pounds , he will weigh twice as much as his sister, Together they now weigh 278 pounds What is Kabir's present weight , in pounds?
- x-1x=2 হলে x4+1x4
- w,x অপেক্ষা 10% কম হলে এবং y,z d অপেক্ষা 30% কম হলে wy, xz অপেক্ষা শতকরা কত কম ?
- A man had traveled 1/3 of the total distance of his trip when his car broke down. He finished the journey on foot, spending twenty times as long walking as he had spent driving. How many times faster was his driving speed than his walking speed?
- If 0.0015 x 10m/0.03 x 10k = 5 x 107, the value of m -k is