১৫৪৭১
In a certain store, the profit is 320% of the cost, if the cost increases by 25% but the selling price remains constant, approximately what percentage of the selling price is the profit ?
উত্তর
70
১৫৪৭২
The electricity bill of a certain establishment is partly fixed and partly varies as the number of units of electricity consumed. When in a certain month 540 units are consumed, the bill is Tk. 1,800. In another month 620 units are consumed are the bill is Tk. 2,040. In yet another month if 500 units are consumed what would be the bill (in Tk) for that month ?
উত্তর
1,680
১৫৪৭৩
A man travelled a distance of 61 km in 9 hours. He travelled partly on foot at 4 km/hr and on bicycle at 9 km/hr. What is the distance (in km) travelled on foot ?
উত্তর
16
১৫৪৭৪
X, Y and Z share Tk. 1,800 in such a way that X has 2.5 times as much as Y, and Y has 4 times as much as Z. How much money (in taka) does Z receive ?
উত্তর
120
১৫৪৭৫
In a market survey 20% respondents opted for product A whereas 60% opted for product B, the remaining individuals were not certain. If the difference in number between those who opted for product B and those who were uncertain was 720, how many individuals were covered in the survey ?
উত্তর
1,800
১৫৪৭৬
The captain of a cricket team of 11 members is 26 years old and the wicket keeper is 3 years older than him. If the ages of these two are excluded, the average age of the remaining players is one year less than the average age of the whole team. What is the average age of the team ?
উত্তর
23
১৫৪৮০
একটি শ্রেণিতে প্রতি বেঞ্চে ৪ জন করে ছাত্র বসলে ৩টি বেঞ্চ খালি থাকে। আবার প্রতি বেঞ্চে ৩ জন করে ছাত্র বসলে ৬ জন ছাত্রকে দাঁড়িয়ে থাকতে হয়। ঐ শ্রেণির ছাত্র সংখ্যা কত?
উত্তর
60