EduSahara™ Assignment
Name : Value Computation
Chapter : Real Numbers
Grade : SSC Grade IX
License : Non Commercial Use
Question
1
1.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
9
√
2
)
6
√
9
=
(i)
0.293
(ii)
1.293
(iii)
-0.707
(iv)
6.293
(v)
7.293
Question
2
2.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
8
√
6
−
2
√
9
)
(
3
√
9
+
5
√
6
)
=
(i)
0.795
(ii)
5.795
(iii)
6.795
(iv)
-1.205
Question
3
3.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
√
6
)
=
(i)
5.551
(ii)
-2.449
(iii)
4.551
(iv)
8.551
Question
4
4.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
8
√
5
−
7
√
4
)
=
(i)
-20.889
(ii)
-24.889
(iii)
-23.889
(iv)
-31.889
Question
5
5.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
4
+
9
√
2
+
3
√
5
)
=
(i)
23.436
(ii)
25.436
(iii)
22.436
(iv)
21.436
(v)
24.436
Question
6
6.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
√
192
=
(i)
12.856
(ii)
15.856
(iii)
13.856
(iv)
11.856
(v)
14.856
Question
7
7.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
5
√
400
+
11
√
150
)
=
(i)
234.722
(ii)
233.722
(iii)
232.722
(iv)
235.722
(v)
236.722
Question
8
8.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
17
√
168
+
12
√
600
+
4
√
270
)
=
(i)
579.011
(ii)
578.011
(iii)
581.011
(iv)
580.011
(v)
582.011
Question
9
9.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
2
√
6
(
−
6
√
8
)
=
(i)
7.711
(ii)
1.711
(iii)
-0.289
(iv)
6.711
(v)
0.711
Question
10
10.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
9
√
2
+
√
3
)
(
7
√
6
−
9
√
7
)
=
(i)
-2.169
(ii)
4.831
(iii)
8.831
(iv)
5.831
Question
11
11.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
7
√
8
=
(i)
18.799
(ii)
20.799
(iii)
17.799
(iv)
19.799
(v)
21.799
Question
12
12.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
6
√
6
−
√
4
)
=
(i)
-8.697
(ii)
-5.697
(iii)
-16.697
(iv)
-9.697
Question
13
13.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
16
−
3
√
3
−
9
√
8
)
=
(i)
-39.652
(ii)
-46.652
(iii)
-38.652
(iv)
-35.652
Question
14
14.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
6
√
252
=
(i)
95.247
(ii)
97.247
(iii)
96.247
(iv)
94.247
(v)
93.247
Question
15
15.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
5
√
900
+
11
√
120
)
=
(i)
268.499
(ii)
271.499
(iii)
270.499
(iv)
269.499
(v)
272.499
Question
16
16.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
12
√
504
+
16
√
216
+
6
√
189
)
=
(i)
586.037
(ii)
589.037
(iii)
585.037
(iv)
587.037
(v)
588.037
Assignment Key
1) (iii)
2) (iv)
3) (ii)
4) (iv)
5) (i)
6) (iii)
7) (i)
8) (iv)
9) (iii)
10) (i)
11) (iv)
12) (iii)
13) (ii)
14) (i)
15) (iii)
16) (iv)
