Related Questions

কাগজের ভার হিসাবে ব্যবহৃত একটি পুরু কাচ (প্রতিসরাঙ্ক 1.5) খন্ডের উপর থেকে খাড়া নীচের দিকে তাকালে কাগজের উপর একটি দাগ কাচের উপর প্রান্ত থেকে 6 cm নীচে দেখা যায়। কাচ খন্ডতির পুরুত্ব কত? (When you look downward from the top of a thick glass (refractive index 1.5) slab used as a paper weight, a mark on the paper is seen 6 cm below from the top of the slab. What is the thickness of the glass slab?)
A 4 cm
B 6 cm
C 9 cm
D 12 cm
কাগজের ভার হিসাবে ব্যবহৃত একটি পুরু কাচ (প্রতিসরাঙ্ক 1.5) খণ্ডের উপর থেকে খাড়া নীচের দিকে তাকালে কাগজের উপর একটি দাগ কাচের উপর প্রান্ত থেকে 6 cm নীচে দেখা যায়। কাচ খন্ডটির পুরুত্ব কত? (When you look downward from the top of a thick glass (refractive index 1.5) slab used as a paper weight, a mark on the paper is seen 6 cm below from the top of the slab. What is the thickness of the glass slab?)
A 4 cm
B 6 cm
C 9 cm
D 12 cm
Organizers of a trade fair projected an increase of 20% in the number of visitors over the previous year, but the number of visitors actually increased by 50% . By what percentage was the actual number of visitors greater than the projected of visitors ?
A 20%
B 25%
C 30%
D 50%
The organizers of a fair projected 25% increase of visitors this year over that of the last year but the actual turnover was 20% less than that of the last year. What percent of projected visitors attended the fair ?
A 25%
B 45%
C 55%
D 64%
The organizers of a fair projected a 25 percent increase in attendance this year over that of last year, but attendance this year actually decreased by 20 percent . what percent of the projected attendance was the actual attendance?
A 45%
B 56%
C 64%
D 75%
The organizers of a fair projected a 25 percent increase in attendance this year over that of last year, but attendance this year actually decreased by 20 percent. What percent of the projected attendance was the actual attendance?
A 45%
B 56%
C 64%
D 75%
The organizers of a fair projected a 25 percent increase in attendance this over that of last year but attendance this year actually decreased by 20 percent. What percent of the projected attendance was the actual attendance ?
A 45%
B 56%
C 64%
D 75%
Company K'a earnings were Tk. 12 million last year. If this year's earnings are projected to be 150% greater than last year's earnings, what are Company K's projected earnings this year?
A Tk. 13.5 million
B Tk. 18 million
C Tk. 27 million
D none of these
In 2025, the population of Bangladesh is projected to be 200 million. Choose a word which would best keep the meaning of the given sentence if it were.substituted for the word projected.
A updated
B devoted
C estimated
D crowded
If the main reinforcement of the slab is parallel to a T-beam, the transverse reinforcement at mid span of the slab is provided at least __________ of main reinforcement.
A 40%
B 50%
C 60%
D 70%

Next steps