১২৪৯১
If PALE is coded at 2134, EARTH is coded as 41590, then how can PEARL be coded in that language?
উত্তর
24153
১২৪৯২
A man has 53 socks in his drawer 21 identical blue, 15 identical black and 17 identical red. The lights are fused and it is completely in the dark. How many socks must he take out to make 100 percent certain he has a pair of black socks?
উত্তর
40
১২৪৯৩
Anita had to do a multiplication. instead of taking 35 as one of the multipliers, she took 53. As a result, the product went up by 540. What is the new product?
উত্তর
1,590
১২৪৯৪
If the sum of the interior angels of a regular polygon measures 1440°, how many sides does the polygon have?
উত্তর
10 sides
১২৪৯৫
If the mean of numbers 28, x, 42, 78 and 104 is 62, what is the mean of 48, 62, 98, 124 and x?
উত্তর
78
১২৪৯৬
If the difference between the circumference and diameter of a circle is 60cm, then the radius of the circle is-
উত্তর
14cm
১২৪৯৭
The average age of a group of 10 students was 20. The average age increased by 2 years when two new students joined the group. What is the average age of the two new students who joined the group?
উত্তর
32 years
১২৪৯৮
A triangular plot with sides of 25 feet, 40 feet and 55 feet is to be surrounded by a fence built on pillars set 5 feet apart. How many pillars will be required to surround the plot?
উত্তর
24
১২৪৯৯
Which of the following is the lowest positive integer that is divisible by 8, 9, 10, 11 and 12?
উত্তর
3960
১২৫০০
As the price of mango has reduced 20%, it is now possible to buy 2 more mangoes at Tk.12. What is the current price of 50 mangoes?
উত্তর
Tk. 60