২৬৩৪১
In the triangle ABC, angle B is equal to angle C and D is a point on BC.Which of the following is true?
উত্তর
AC>AD
২৬৩৪৩
125 gallon of a mixture contain 20% water. What amount of additional water should be added such that water content is raised to 25%?
উত্তর
253 gallons
২৬৩৪৪
Monjur is 20 years older than Siad. However,5 years ago Monjur was twice as old as Siad.How old Monjur now?
উত্তর
45
২৬৩৪৫
It costs TK. 1,000 to make the first thousand copies of a book and X taka to make each subsequent copy. If it costs a total of TK. 7,230 to make the first 8,000 copies of a book, what is the value of X?
উত্তর
0.89
২৬৩৪৭
At a symposium 20% of the professors are psychologist, 60% are biologist and the remaining 12 professors are economist. If 20 of the professors wear glasses, what percent of the professors do not glasses?
উত্তর
66.2/3%
২৬৩৫০
In a department 3/5 of the workers are men and the rest women. If 1/2 of the men and 3/7 of the women in the department are over 35, what fraction of all the worker in the department are over 35?
উত্তর
33/70