If the mean of numbers 28, x, 42, 78 and 104 is 62, what is the mean of 48,62,98,124 and x?
The average age of a group o f10 students was 20. The average age increased by 2 years when two new students joined the group students who joined the group?
If the difference between the circumference and diameter of a circle is 60 cm , then the radious of the circle is-
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 apart . How many pillars will be required to surround the plot.
Which of the following is the lowest positive integer that is divible by 8,9,10,11 and 12?
As the price of mango has reducted 20%. It now possible to buy 2 more mangoes at Tk. 12. What is the current price of 50 mangoes?
A hat contains 12 cards marked with a star and 18 unmarked cards. What is the probability that one card slelected at random will be marked with a star?
A rectangular room that is 8 meters by 5 meters is to be carpeted using carpt costing $12.50 per spare meter. How much will the carpet cost?
The orginal Funding to build a housing development was $1.75 billion. The funding was increased to $2. 5 billion By what percentage was the original funding increased.
If x is an integer and y = 7x + 5, which o fthe following CANNOT be a divisor of y?
Which number is divisible by 2,3,4, and 6 but is not divisible by 5?
What is the average (arithmetic mean) of the values 39,40,39,45,42,35,47
A wall 8m ling, 6 m high and 22.5 cm thick is made up bricks, each measuring 25 cm × 11.25 cm×6 cm. The number of bricks required was
If logn2=a and logn5=b, then logn50=
If the sum of the interior angles of a regular polygon measures 1444°, how many sides does the polygon have?