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Malachite is a copper carbonate hydroxide mineral with the formula Cu2CO3(OH) 2. Known for its vibrant green color, it is commonly used as a gemstone and sculptural material.
The sum of (p/q)+(q/r)+(r/s)+(s/t) = (239/60). The value of ‘q’ is one less than the value of ‘s’. The average of ‘p’ and ‘s’ is 4. The ...
The product of two positive numbers is 192. If one of the numbers is twice the other, then find the difference between the given two numbers.
How much greater than 30 is the result when twice the sum of the first five prime numbers is subtracted from the largest two-digit prime number?
Find the number that needs to be subtracted from 85 and 55 such that their ratio becomes 6:3.
Which of the following is a prime number?
When a number is reduced by 25%, the resulting value is 36 more than 60% of the number's initial value. What is the original number?
The average marks scored by boys and girls in a class are 48 and 32, respectively. The total marks obtained by the entire class is 1680, with 40 student...
S1 is a series of 5 consecutive multiples of 3 and S2 is a series of 4 consecutive multiples of 8. If the ratio of 3rd to 2nd terms in S1 is 6:5 and in ...