Please help:
In the figur given below AE : EC = 1 : 7, AD : DB = 1 : 3, BF : FC = 2 : 3 and the area of Δ ABC = 160 square units.
find the area of Δ DEF in square units.🍻
a number N^2 has 15 factor..how many factors can N have???
in a certain animal population, for each of the first three month of life, the probability that an animal will die during that month is 1/10 . for a group of 200 newborn member of population, approx how many would be expected to be survive the first 3 month of life?
what is the coefficient of (1/x) in the expansion of (1+x)^10*(1+1/x)^10?
Pls share the approach..binomial use karni nahi aati in such questions 😞 😞 dont know the answer..
QUESTION FROM GEOMETRY
FIND the ratio of areas of triangle POQ : triangle ABC
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find the remainder (21)^22 divided by 125
All the natural numbers from 1 to 100 are written adjacent to each other in a single row. Now this is considered as a single number N. with 192 digits. N is then broken into two parts, each part being considered to be the new number by placing a single partition between any two consecutive digits of N and the two numbers so obtained are added to get the new number. Process is repeated till we get a single digit N1. Find N1.
In how many ways 6 persons A,B,C,D,E,F can be arranged in a row if D is to be seated between A and B??
P is the product of first 30 multiples of 30. N is the total number of factors of P. In how many ways N can be written as the product of two natural numbers such that the HCF of these two natural numbers is 19?
how many sets of three numbers(triplets) possible for LCM = 72 ??😠
A circle is drawn on AB as diameter. the centre of the circle is O and length of AB is 13cm. P is a point on the circumference of the circle such that the chord is 12cm. Calculate the value of the angles PAB and POB in radians.
I got the answer through options but could not calculate it good. Please help.
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Please explain doln to dis dis question.
A, B and C can finish a project in 9, 12 and 15 days respectively. They decide to take turns and complete the work with A alone working on Monday, B alone on Tuesday, followed by C alone on Wednesday and so on. What fraction of the work is done by C?
2/9
4/15
1/3
16/45
No. of three digit numbers whose sum of digits give 13... approach pls...
Q4
Two persons competing each other in an archery competition and the first person who wins 4 games will be declared as winner . The probability of A and B wining the game is 3/5 and 2/5 respectively . What is the probability that B wins the competition, if A has already won two games and lost one ?
Remainder 11111.....(73 times) divided by 32
Last 2 non-zero digit of 24!