Question

3. In a quiz, team A scored 45,
50 and 75 in three
successive rounds whereas B scored – 45,50 and team
+ 25. Which team scored more and how much?
4. Fill in the blanks to make the following statements
true. Also name the
property
used.
(a) (- 5) + (- 4) = ____ +(-5),
(b) 4 + ____ = 4,
(c) - 53 + ______=-53,
(d) 4+[(-5)+(7)]=[4+(7)]+______,
(e) 25+[(-50)+5]=(25+5)+_____,
(f) (-4)+_____=-4,
(g) 4+(-4)=______,
(h) 5+_____=0,​

Answer 1

Answer:

3.Team A scored = 45,50,75

Team B scored = 45,50,25

Total scores scored by team A = 45+50+75 = 170

Total scores scored by team B = 45+50+25 = 120

Which team scored more = 170>120

Hence, Team A scored more by 170-120 = 50 scores.

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