If a is the smallest prime number greater than 21 and b is the largest prime number less than 16, then ab= 299 323 330 345 351So, you were trying to be a good test taker and practice for the GRE with PowerPrep online. Buuuut then you had some questions about the quant section—...
but I concluded that one of the reasons to purchase such a lens was to get telephoto reach, and that I would often be shooting in APS-C mode, even with a FF telephoto lens, to get maximum reach. And, with the Sony A7RIV, APS-C crop mode is 26 Mp, which is greater than any So...