গাণিতিক-যুক্তি – গণিত – কুইজ মডেল টেস্ট অনুশীলন – 26

251. A batsman has a certain average of runs for 16 innings, he makes a score of 85 runs, thereby increasing his average by 3. What is the average after the 17th innings?

1. 38
2. 37
3. 60
4. 27

252. Ten years ago, A was half of B in age. If the ratio of their present age is 3:4, what will be the total of their present age?

1. 32 years
2. None of thease
3. 25 years
4. 45 years

253. Find the decimal for the frcation : 101 ’27/1000

1. 0.10127
2. 101.00027
3. 0.01027
4. 101.000027

254. Gold is 19 times as heavy as water and copper is 9 times as heavy as water. In what ratio should these be mixed to get an alloy 15 times as heavy as water ?

1. 0.0423611111111111
2. 0.209722222222222
3. 0.126388888888889
4. 0.16875

255. The simple interest on a certain sum of money at the rate of 5% p.a. for 8 years is Rs. 840. At what rate of interest the same amount of interest can be received on the same sum after 5 years?

1. 0.08
2. 0.12
3. 0.1
4. 0.09

256. A vessel contains 40 litres of milk. From this vessel 4 litres of milk was taken out and replaced by water. The process repeated twice. How much milk is now contained by the vessel?

1. 28 litres
2. 26.34 litres
3. 29.16 litres
4. 27.36 litres

257. Three consecutive numbers such that twice the first, 3 times the second and 4 times the third together make 182. The number in question are :

1. 18 22 and23
2. 19 20 and 21
3. 18 19 and 20
4. 20 21 and 22

258. How many kilograms of sugar costing Rs. 9 per kg must be mixed with 27 kg of sugar. costing Rs. 7 per kg so that there may be a gain of 10% by selling the mixture at Rs. 9.24 per kg?

1. 54 kg
2. 43 kg
3. 63 kg
4. 38 kg

259. Evaluate the following : 3.87 – 2.59.

1. 1.2
2. 1.27
3. 1.28

260. Find out the wrong number in the given sequence of numbers

1. 32
2. 83
3. 63
4. 47

আমাদের কাছে থাকা লক্ষ লক্ষ মডেল টেস্ট থেকে প্রাকটিজের জন্য কিছু এখানে তুলে ধরা হল। প্রতিটি অধ্যায়ের উপরে ইশিখন.কম কুইজ চ্যালেঞ্জ এ আছে শত শত মডেল টেস্ট বার বার মডেল টেস্ট দিয়ে নিজেকে যাচাই কর এবং পুরো বাংলাদেশের সকল শিক্ষার্থীর সাথে আপনার মেধা তালিকা দেখুন। প্রশ্নে কোন প্রকার ভুল থাকলে সঠিক উত্তরসহ নিচে কমেন্ট করে জানাবেন, আমরা ঠিক করে দেবো।