সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন 
Water tax is increased by 20% but its consumption is decreased by 20%. Then the increase or decrease in the expenditure of the money is--
Water tax is increased by 20% but its consumption is decreased by 20%. Then the increase or decrease in the expenditure of the money is--
- ক. 4% increase
- খ. 4% decrease
- গ. 5% decrease
- ঘ. No change
সঠিক উত্তরঃ 4% decrease
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- 0.01 is what percent of 0.1?
- In a school election with three candidates, Zara receive 30 votes, Mamun received 50 votes and Humaira received 30 votes. What percentage of the total number of votes did Zara receive?
- A bakery opened yesterday with its daily supply of 40 dozen rolls. Half of the rools were sold by noon and 80% of the remaining rolls were sold between noon and closing time. How many dozen rolls had not been sold when the bakery closed yesterday?
- If x% of a is the same as y% of b. Then z% of b =?
- In a university, 80 percent of the students lived in hostel and 60 percent of the hostel students are lucky to get a single room. If number of lucky students is 1200, then how many students were there in the university?
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