Related Questions

My friend bought me a ----- of spectacles.
A couple
B brace
C group
D pair
Which glass is used to make spectacles?
A Crook's glass
B Potash glass
C Jena glass
D Soda glass
In a room there are six Bengali, twelve engineers and fifteen football players. Only one of them was a bengali Engineer who played Football. Two were Bengali Engineers but did not play football and two were Bengali football players and were not engineers. If there were 24 people in the room, and at least one of them were Bengali, engineer or a football player, how many were engineers and played football but not bngali?
A 1
B 9
C 6
D 3
In a cricket tournament 30,000 tickets were sold. One-fourth of the tickets were sold at TK. 30 each, 1/3 were sold at TK. 25 each, and the remaining tickets were sold at TK. 20 each. How many tickets were sold at TK. 20 each ?
A 10,000
B 12,000
C 12,500
D 13,500
A school has 10 classes with the same number of students in each class. One day, the weather was bad and many students were absent. 3 classes were half full, 5 class were 3/4 full and 2 classes were 1/6 empty. A total of 74 students were absent. What is the total number of students in this school?
A 200
B 220
C 240
D 246
A school has 10 classes with the same number of students in each class. One day, the weather was bad and many students were absent. 3 classes were half full. 5 classes were 3/4 full and 2 classes were 1/6 empty. A total of 74 students were absent. What is the total number of students in this school?
A 200
B 220
C 240
D 400
A school has 10 classes with the same number of students in each class. One day, the weather was bad and many students were absent. 5 classes were half full, 3 classes were 3/4 full and 2 classes were 1/8 empty. A total of 70 students were absent. What is the total number of students in this school?
A 200
B 220
C 250
D 400
Ten new television shows appeared during the month of September. Five of the shows were sitcoms, three were hour-long dramas, and two were news-magazine shows. By January, only seven of these new shows were still on the air. Five of the shows that remained were sitcoms.
A Only one of the news-magazine shows remained on the air.
B Only one of the hour-long dramas remained on the air.
C At least one of the shows that was cancelled was an hour-long drama.
D Television viewers prefer sitcoms over hour-long dramas.
1m ফোকাল লেংথের একটি উত্তল ( convex ) এবং 10 cm ফোকাল লেংথের একটি অবতল ( concave) লেন্স ব্যবহার করে একটি টেলিস্কোপ তৈরী করা হলে টেলিস্কোপটির দৈর্ঘ্য কত হবে?
A 80 m
B 85 cm
C 90 cm
D 95 cm
Find the position of the image formed by a concave mirror when the object is placed between P and F?
A At infinity
B Between F and C
C Behind the mirror
D Beyond C

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