7th Std Maths 1st Test 14-08-2020 August 13, 2020August 14, 2020 admin0 commentsUncategorized Welcome to your 7th-Maths-1st Round Test-14-08-2020 Name Class and section Question.1When two positive integers are added we get....A positive integerA negative integerSometimes a negative integer, sometimes a positive integerNone of theseQuestion.2When two negative integers are added we getA positive integerA negative integerSometimes a negative integer , sometimes a positive integerNone of theseQuestion 3The product of two negative integers is....A positive integerA negative integerEither a positive integer or a negative integerNone of theseQuestion 4Which of the following is the additive inverse of -27 ?-272701Question 5The sum of (-6) and (-7) is .....-6-7-13+13Question 6The sum of (-4) and (+7) is .....+3-311-11Question 7If a=21,b=18 then the value of a-(-b)=..…-3918-1839Question 8(-20)*(-5) is equal to ....100-100205Question 9(-30)*(20) is equal to .....600-6005010Question 1010*(-20) is equal to ......200-2003010Question 113*0 is equal to031-3Question 120*(-5) is equal to ......5-510Question 13(-2)*1 is equal to ......2-21-1Question 141*6 is equal to ....6-61-1Question 154*(-1) is equal to ....4-41-1Question 16The integer whose product with (-1) is 0,is .....1-10None of theseQuestion 17(-10)*0*(-15) is equal to....01015150Question 18Integers contain whole numbers and ..............numbers .Positive numbersNegative numbersNatural numbersNone of theseQuestion 19The greatest negative integer is .......0-11None of theseQuestion 20Fill in the blanks to make the statement true:. (-3)+(-6)=(-6)+..........-9-339Question 21Which number is known as the multiplicative identity for integers ?10-1None of theseQuestion 22For any integer a , what is (-1)*a equal to ....a-a1None of the aboveQuestion 23(-2)*........=18-990None of the aboveQuestion 24The value of 26-30 is equal to ........4-4-5656Question 25The pair of integers whose sum is -51,-4-1,6-3,-25,0
