Q1.Find the sum of integers: -72,237,84,72,-184,-37
Q2. Fill in the blanks :
a) (-1) x...
Mathematics, 31.05.2021 14:00 thelongneckkid
Q1.Find the sum of integers: -72,237,84,72,-184,-37
Q2. Fill in the blanks :
a) (-1) x = -33
b) 7 x = - 42
c) (-3) x =0
Q3) Using suitable property, evaluate a) 52 x(-8) +(-52) x 2
b) (-20) x (-2) x (-5) x7
Q4) Is [ (-45) ÷ (-15) ] ÷ (-3) = (-45) ÷ [ (-15) ÷(-3)] ?
Q5) Evaluate: i) (-7) x(-9) x(-11)
ii) (-5) x7 x(-6) x (-8)
iii) (-216) ÷ (-12)
Q6) In a class test ,5 marks are given for every correct answer and
(-2) marks for every incorrect answer
i) Ayushi gets 7 correct & 5 incorrect answer. What is her total score?
ii) Anjali scored 30 marks .If she got 10 correct answers, how many questions she answered incorrectly ?
Q7) a) Find (-1) x (-1) x(-1) x(-1)
b) When -16 is divided by ,the quotient is 4
c) Next three consecutive numbers in the pattern 11,8,5,2,---,---,---
Q8) A diver descends 30 feet in the lake from the boat at the surface of the lake he then rose 12 feet & descends another 18 feet At this point what is his depth of water?
Answers: 1
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