$9$
The problem states: "The square of Meena's age is 9 more than 8 times her age." Let's translate this into a mathematical equation: 9 more than 8 times her age is 8a + 9.
Replace the question mark (?) in the following number series with suitable option.
$3, 3, 4.5, 9, 22.5, ?$
Between which two consecutive integers does $\sqrt{290}$ lie?
Which is greater: √45 or √49 - 1?
Which among the following is not a prime number?
The product of 2 numbers is 1530 and their HCF is 15, then their LCM is