Question
Write seven consecutive composite numbers less than 100 so that there is no prime number between them.
[Hint: See the Sieve of Eratosthenes]
[Hint: See the Sieve of Eratosthenes]
✓
Answer
90, 91, 92, 93, 94, 95
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
The numbers 13 and 31 are prime numbers. Both these numbers have same digits 1 and 3 . Find such pairs of prime numbers upto 100 .
[Hint: See the Sieve of Eratosthenes]
[Hint: See the Sieve of Eratosthenes]
Find the fraction equivalent of $\frac{35}{42}$, having:Numerator $15$
→Convert the following as a mixed fraction: $3.108$
→Find the $HCF$ of the numbers in the following using the prime factorization method: $504, 980$
→Find the value of:
(-1) + (-304) + 304 + 304 + (-304) + 1
(-1) + (-304) + 304 + 304 + (-304) + 1
Represent the following fractions on the number line:
$\frac{3}{8}$
→$\frac{3}{8}$
Compare the fractions and justify your answer:
$\frac{9}{4}, \frac{5}{2}$
→$\frac{9}{4}, \frac{5}{2}$
Test the divisibility of the following numbers by $7: 117$
→Give the prime factorization of the following number: $4641$
→Draw the images $P', Q'$ and $R'$ of the points $P, Q$ and $R,$ respectively in the line $n$ figure. Join $P' Q'$ and $Q' R'$ to form an angle $P' Q' R'.$ Measure $\angle\text{PQR}$ and $\angle\text{P}'\text{Q}'\text{R}'.$ Are the two angles equal?
→