20. \( \frac{8}{15} \) ni 0,01 gacha aniqlikda o'nli kasr ko'rinishida yozing: \( \begin{array}{llll}\text { A) } 0,53 ; & \text { B) } 0,05 ; & \text { C) } 0,61 ; & \text { D) } 0,54\end{array} \)

4 more than -2

10. Halla el MCM Y MCD. \( 200-400-800 \)

Bir depoda 120 It su vardır. Depodaki suyun \( \frac{7}{15} \) ini kullandıktan sonra içinde kalan suyun \( \frac{5}{16} \) sI kadar daha su ekleniyor. Son durumda bu depoda kaç it su vardır?

\( \begin{array}{ll}\text { A) } 28.3+4.98+3.7= & \text { H) } 459 \times 103= \\ \text { B) } 47.698+79.489= & \text { 1) } 349 \times 65= \\ \text { C) } 2.99+0.06+78+16.9= & \text { J) } 64.18 \times 7= \\ \text { D) } 948-329= & \text { K) } 1.232+4= \\ \text { E) } 8.270-136= & \text { L) } 36.108+12= \\ \text { F) } 975-88.15= & \text { M) } 8.5-4= \\ \text { G) } 148.64-29= & \text { N) } 123.5+5=\end{array} \)

Carry out the following arithmetic operations to the CORRECT number of significant figures \( 2.64 \times 10^{3} \mathrm{~cm}+3.27 \times 10^{2} \mathrm{~cm} \) is: \( \begin{array}{ll}\text { A. } 2.967 \times 10^{3} \mathrm{~cm} & \text { C. } 2.967 \times 10^{3} \mathrm{~cm} \\ \text { B. } 2.97 \times 10^{3} \mathrm{~cm} & \text { D. } 2.9670 \times 10^{3} \mathrm{~cm}\end{array} \)