A large number of birds, half of which belong to specie A and the other half to specie B, rest on a tree where they are
Suppose that the increase in a population can be modelled as where is the s
A rectangular tray of size is used for baking circular biscuits. The diameter of ea
In how many distinct ways can 128 identical marbles be arranged in a complete rectangular grid (disregarding the orienta
How many three-digit numbers exist whose first and last digits add up to 9?
Among and , is taller than but shorter than . is taller than , but shorter than
Areas and populations of four states S1, S2, S3 and S4 are shown. Their arrangement in decreasing order of population de
Among 1000 squirrel babies, 200 have three stripes on their back, 500 have two stripes on their back and the rest have f
In a class of 70 students, of girls have spectacles and of boys have spectacles. If the total number of st
A referendum on a proposal involved 7000 participants. Among the participants 3600 were women and the rest were men. 290
The population of a town is increasing at a uniform rate. If its population was 90,000 and 96,000 in 2022 and 2023 respe
The squares in the following grid are filled with numbers 1 to 9, without repetition, such that the numbers in the squar
If is divisible by 9, and being even decimal digits, then =
Canals A and B join to form canal C, all having semi-circular cross-sections of radii which are in the ratio , re
The two graphs show the change in price of two commodities C1 and C2 over 8 weeks. Which of the following statements is
The graph shows observations and a regression line of the number of progeny on the tail length of male birds. Which of t
On a one-way road, broken lines consisting of 2.5 m length segments separated by 2.5 m gaps are painted along the length
A patient requires administration of 500 ml of an intravenous fluid in 1 hour. What is the approximate drip rate (number
A record player stylus moves along a spiral groove cut on an annular portion of a disc with inner radius
An egg tray has 30 cavities to hold eggs in 5 rows and 6 columns. Each cavity is surrounded by 4 raised corners shared b