68.9+ 4.5
89.3 - 21.5
71.2 X 6.1
(A)
(B)
(C).
83.2 + 52
3 5
3 1
5*2
NI
2
z +
NI
2
(D)
(E)
(F)
1 2
2 3
4 5
5 2
+
(G)
(H)
89.3 - 21.5
71.2 X 6.1
(A)
(B)
(C).
83.2 + 52
3 5
3 1
5*2
NI
2
z +
NI
2
(D)
(E)
(F)
1 2
2 3
4 5
5 2
+
(G)
(H)
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Answer:
1. 73..4
2.62.8
3..433.1