The equivalent of the decimal number 89 in base 4 is? by Sunday | Jan 24 | Computer Studies WAEC | 0 comments A. 1021. B. 1201. C. 1211. D. 1121. Correct Answer: Option D – 1121 Users Also Read These:SS1 First Term Mathematics Lesson Note – Number Base SystemIn the number system; base 16 is called?An isotope has an atomic number of 15 and a mass…Uranium of atom number 92 and mass number 238 emits…The nucleon number and the proton number of a…