Is it late to study for the March SAT?

I took my first SAT on December 7 and started studying on November 28 by doing practice tests, my result was 840 (440 English 400 Math ). Can I improve my score to at least 1250 by the March SAT?

The average SAT mark in my country is 1100

I also have “ Digital Sat premium prep “ Sat book the Princeton review