Related Questions

A towel, when bleached, was found to have lost 20% of its length and 10% of its breadth. The percentage of decrease in area is :
A 10%
B 10.08%
C 20%
D 28%
A towel, when bleached, was found to have lost 20% of its length and 10% of its breadth. The percentage of decrease in area is:
A 10%
B 10.08%
C 20%
D 28%
একজন চাকরিজীবীর আয় ও ব্যয়ের অনুপার ২০ঃ ১৫ হলে, তার মাসিক সঞ্চয় আয়ের শতকরা কত অংশ?
A ৩০%
B ১৫%
C ২০%
D ২৫%
একটি ট্রান্সফরমারের প্রাইমারি ও সেকেন্ডারি তারের ঘূর্ণনের অনুপাত 20ঃ 1 এবং সেকেন্ডারিতে 20 omega রোধ লাগানো আছে। যদি প্রাইমারিতে 220 V প্রয়োগ করা হয় তাহলে এর মধ্যে বিদ্যুৎ প্রবাহ হবে-
A 0.55 A
B 27.5 mA
C 27.5 A
D 5.5 mA
The different between the length and breath of rectangle is 23 meter. If its perimeter is 206 meter, then, its area is-
A 1520 sq meter
B 2420 sq meter
C 2480 sq meter
D 2520 sq meter
The length of a rectangular room is double of its breath. If the area is 512 square inches, what is the perimeter (in feet)?
A 4
B 6
C 8
D 12
The length of rectangle ABCD is 65th of it's breath. Its perimeter is 132. What is it's area?
A 660 m2
B 2210 m2
C 2160 m2
D 1080 m2
Bronchial breath sound is found in
A Cavitary malignancy
B Pneumonic consolidation
C Chronic obstructive pulmonary disease
D Pneumothorax
E Collapse due to complete obstruction of major bronchus
The length of a box is 3meters, breath is 2meters 50 centimeters and height is 2 meters. What is the volume of the box?
A 9 cubic meters
B 15 cubic meters
C 25 cubic meters
D 12 cubic meters
What is the ratio of length and breath of the National Flag of Bangladesh?
A 4:6
B 3:7
C 7:3
D 6:4

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